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Astra Linux
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| Astra Linux | |
|---|---|
Astra Linux Operating System | |
| Developer | Rusbitech-Astra |
| OS family | Linux (Unix-like) |
| Working state | Current |
| Marketing target | Russian Armed Forces; Intelligence agencies of Russia; Police of Russia; RZD; Gazprom; Rosatom; Tianwan Nuclear Power Plant; State Institutions; Health Institutions; Educational Institutions and others |
| Available in | Russian, English |
| Update method | APT |
| Package manager | dpkg |
| Supported platforms | x86-64, ARM, Elbrus |
| Kernel type | Monolithic |
| Default user interface | Fly |
| License | various[1] |
| Official website | astralinux |
Astra Linux is a Russian Linux-based computer operating system (OS) that is being widely deployed in the Russian Federation to replace Microsoft Windows.[2][3] Initially it was created and developed to meet the needs of the Russian army, other armed forces and intelligence agencies.[4] It provides data protection up to the level of "top secret" in Russian classified information grade by featuring mandatory access control. It has been officially certified by Russian Defense Ministry, Federal Service for Technical and Export Control[5] and Federal Security Service.[6]
In the course of 2010s, as Russian authorities and industry were trying to lower dependence on Western products ("import substitution industrialization"). Aside from army and police, it is now being supplied to educational, healthcare and other state institutions, as well as in industry giants such as RZD, Gazprom, Rosatom and others.[2][3] Server versions of Astra Linux are certified to work with Huawei equipment.
Specifications
[edit]The creator of the OS is the Scientific/Manufacturing Enterprise Rusbitech which is applying solutions according to Russian Government decree No. 2299-р of 17 October 2010 that orders federal authorities and budget institutions to implement Free Software use.[7]
There are two available editions of the OS: the main one is called "Special Edition" and the other one is called "Common Edition". The main differences between the two are the fact that the former is paid, while the latter is free; the former is available for x86-64 architecture, ARM architecture and Elbrus architecture, while the latter is only available for x86-64 architecture; the former has a security certification and provides 3 levels of OS security (which are named after Russian cities and which from the lowest to the highest are: Oryol, Voronezh and Smolensk), while the latter doesn't have the security certification and only provides the lowest level of OS security (Oryol).[8][9]
Rusbitech also manufactures a "soft/hardware trusted boot control module" MAKSIM-M1 ("М643М1") with PCI bus. It prevents unauthorized access and offers some other raised digital security features. The module, besides Astra Linux, also supports OSes with Linux kernel 2.6.x up to 5.x.x, as well as several Microsoft Windows OSes.[10]
It is declared the Astra Linux licenses correspond with Russian and international laws and "don't contradict with the spirit and demands of GPL license".[11] The system uses .deb packages.[12]

Astra Linux is a recognized Debian derivative.[13] Rusbitech has partnership relations with The Linux Foundation.[14] It was part of the advisory board of The Document Foundation,[15] but was suspended on 26 February 2022 because of the Russian invasion of Ukraine.[16]
Use
[edit]The Special Edition version (paid) is used in many Russian state-related organizations. Particularly, it is used in the Russian National Center for Defence Control.[17]
There are talks to deploy mass use of Astra Linux in many state institutions of the Republic of Crimea – legitimate use of other popular OSes is questionable because of international sanctions during the Russo-Ukrainian War.[18]
Also there were plans on cooperation of Rusbitech and Huawei.[19][20]
In January 2018, it was announced that Astra Linux was going to be deployed to all Russian Army computers, and Microsoft Windows will be dropped.[21]
In February 2018, Rusbitech announced it has ported Astra Linux to Russian-made Elbrus microprocessors.[22]
In February 2019, Astra Linux was announced to be implemented at Tianwan Nuclear Power Plant in China.[23]
Since 2019 "super-protected" tablet computers branded MIG are available with Astra Linux,[24] smartphones are expected.[25]
In 2019 Gazprom national gas/oil holding announced Astra Linux implementation, in 2020 nuclear corporation Rosatom,[26] in early 2021 Russian Railways was reported to do so.[27]
In 2020, Astra Linux sold more than a million copies in licenses and generated 2 billion rubles in sales.[28]
In 2021, several Russian nuclear power plants and subsidiaries of Rosatom are planned to switch to Astra Linux, with a total of 15000 users.[29]
In July 2022 after Microsoft had decided to exit the Russian market,[30] Astra Linux announced that it was planning to be publicly listed on the Moscow Exchange, although it did not supply a date for the planned listing at the time.[31]
Repository
[edit]Starting with the x.7 update, the Astra Linux Special Edition operating system uses a nested package repository structure – and this structure comprises the main repository, the base repository, and the extended repository.[32][33][34] The main x.7 repository is generally identical to version 1.6 – and the base repository encompasses all core packages, as well as packages related to development tools.[32][34]
The extended repository houses versions of software packages that are not found in the primary and base repositories. Such software operates within the Astra Linux environment, remains unaltered to incorporate security features with CSS, may not be compatible with packages from the base and main repositories, and does not undergo certification tests.[32][34]
The extended repository offers more functionality than a basic and core repository, with extended repository packages capable of modifying basic packages but not core packages.[32][34]
Additionally, the extended repository includes a backport's component that supplies the latest versions of packages that might not be compatible with packages from the basic and extended repositories, and an "Astra-ce component" that furnishes packages to ensure maximum compatibility with third-party software.[32][34]
Using an extended repository enables users to install and run software originally designed for other Linux systems, develop their own software, and adapt Astra-Linux to various hardware platforms.[32][34]
The primary categories of extended repository software packages are packages not included in the base repository, packages that update the base repository (i.e., newer versions of the basic repository packages – if incompatible, they are integrated into the backports component), and packages that substitute packages from the main repository.[32][34] The latter are consolidated in the Astra-ce component, which includes: PostgreSQL DBMS, Exim (Exim4) email service, MariaDB DBMS packages, Java OpenJDK tools, and LibreOffice office suites.[32][34]
Version history
[edit]| Version | Release date | Linux kernel |
|---|---|---|
| 1.2 | 28 October 2011 | 2.6.34 |
| 1.3 | 26 April 2013 | 3.2.0[35] |
| 1.4[36] | 19 December 2014 | 3.16.0 |
| 1.5[37] | 8 April 2016 | 4.2.0 |
| 1.6 | 12 October 2018 | 4.15.0 |
| 1.7 | 22 October 2021 | 5.4 |
| 1.7.3 | 29 November 2022 | 5.15 |
| 1.7.5 | 16 October 2023 | 6.1 |
| 1.8 | 1 August 2024 | 6.6 or 6.1 LTS |
| 1.8.2 | 30 June 2025 | 6.12 LTS |
| Version | Release date | Linux kernel |
|---|---|---|
| 1.5 | ending of 2009 | 2.6.31 |
| 1.6 | 23 November 2010 | — |
| 1.7[38] | 3 February 2012 | 2.6.34 |
| 1.9 | 12 February 2013 | 3.2.0 |
| 1.10[39] | 14 November 2014 | 3.16.0 |
| 1.11[40] | 17 March 2016 | 4.2.0 |
| 2.12 | 21 August 2018 | 4.15 |
| 2.12.29 | 14 May 2020 | 4.15.3-2 |
| 2.12.40 | 29 December 2020 | 5.4 |
| 2.12.43 | 8 September 2021 | 5.10 |
| 2.12.45 | 4 August 2022 | 5.15 |
| 2.12.46 | 18 April 2023 | 5.15 |
See also
[edit]- Unity Operating System, a Linux distribution used on Chinese government computers
- List of Debian-based Linux distributions
- Debian GNU/Linux
- Ubuntu Kylin
- Linux adoption
- Red Flag Linux
- Canaima (operating system) – a similar project by the Venezuelan computer manufacturer VIT, C.A. and Chinese information technology company Inspur
- GendBuntu – a similar project used by Gendarmerie in France
- LiMux – a similar project of the city council of Munich
- Nova (operating system) – a similar project by the Cuban government
- Red Star OS – a similar project by the North Korean government
References
[edit]- ^ "Лицензионные соглашения". astralinux.ru. Archived from the original on 2 June 2021. Retrieved 2 June 2021.
- ^ a b "Госорганы России массово меняют Windows на Astra Linux – CNews". CNews.ru (in Russian). Archived from the original on 7 April 2022. Retrieved 14 December 2023.
- ^ a b "Какие российские альтернативы есть у зарубежного программного обеспечения". Российская газета (in Russian). 23 March 2022. Archived from the original on 26 April 2022. Retrieved 14 December 2023.
- ^ "Звезда по имени Linux: почему "военные" ОС прочнее". old.computerra.ru (in Russian). Archived from the original on 12 January 2017. Retrieved 14 December 2023.
- ^ (in Russian) http://fstec.ru/en/ Archived 6 May 2022 at the Wayback Machine
- ^ (in Russian) http://www.astra-linux.com/sertifikat.html Archived 4 March 2018 at the Wayback Machine
- ^ (in Russian) http://www.computerra.ru/vision/609608/ Archived 28 November 2012 at the Wayback Machine
- ^ (in Russian) https://astralinux.ru/products/ Archived 31 March 2023 at the Wayback Machine
- ^ (in Russian) https://astralinux.ru/products/astra-linux-special-edition/ Archived 2 June 2021 at the Wayback Machine
- ^ "АПМДЗ "Максим-М1"" (in Russian). Archived from the original on 14 July 2014. Retrieved 6 July 2014.
- ^ "Часто задаваемые вопросы" (in Russian). Archived from the original on 14 July 2014. Retrieved 6 July 2014.
- ^ "Настройка apt" (in Russian). Archived from the original on 14 July 2014. Retrieved 6 July 2014.
- ^ "Derivatives/Census/AstraLinux – Debian Wiki". Archived from the original on 4 December 2019. Retrieved 12 November 2019.
- ^ (in Russian) http://www.cnews.ru/news/line/2019-02-19_gk_astra_linux_rasshiryaet_sotrudnichestvo_s_the Archived 28 July 2020 at the Wayback Machine
- ^ "The Document Foundation welcomes RusBITech in the project Advisory Board". 6 October 2015. Archived from the original on 8 November 2020. Retrieved 8 March 2019.
- ^ "The Document Foundation suspends RusBITech from its Advisory Board". 28 February 2022. Archived from the original on 23 February 2023. Retrieved 23 February 2023.
- ^ (in Russian) http://spbit.ru/news/n119990/ Archived 2 September 2017 at the Wayback Machine
- ^ (in Russian) n:ru:Власти Крыма планируют переход на Linux из-за санкций – Russian Wikinews, 22 July 2015
- ^ "Huawei, RusBITex to design information protection systems". Archived from the original on 28 February 2022. Retrieved 21 November 2015.
- ^ "Huawei Enterprise: New Value Together". Huawei Enterprise. Archived from the original on 14 December 2023. Retrieved 14 December 2023.
- ^ "Russian military moves closer to replacing Windows with Astra Linux". ZDNet. Archived from the original on 31 May 2019. Retrieved 11 March 2021.
- ^ (in Russian) http://www.astralinux.com/home/novosti/469-rbt-elbrus.html Archived 27 February 2018 at the Wayback Machine
- ^ (in Russian) http://corp.cnews.ru/news/line/2019-02-05_rossijskaya_os_astra_linux_vnedrena_na_tyanvanskoj Archived 28 July 2020 at the Wayback Machine
- ^ "Начались продажи российского суперзащищенного планшета на отечественной ОС – CNews". CNews.ru (in Russian). Archived from the original on 29 April 2021. Retrieved 14 December 2023.
- ^ (in Russian) https://www.kommersant.ru/doc/3999021 Archived 27 October 2020 at the Wayback Machine
- ^ "«Росатом» потратит до 800 млн рублей на российскую ОС Astra Linux". iXBT.com (in Russian). Archived from the original on 31 March 2021. Retrieved 14 December 2023.
- ^ (in Russian) [1]
- ^ "The Russian distribution of Astra Linux has passed the milestone of 1 million licenses". Archived from the original on 28 February 2022. Retrieved 25 March 2021.
- ^ (in Russian) https://bankstoday.net/last-news/pervye-9-rossijskih-aes-pereveli-na-sistemu-astra-linux-a-skoro-pomenyayut-i-sami-kompyutery-na-baikal-ili-elbrus Archived 16 July 2021 at the Wayback Machine
- ^ Warren, Tom (8 June 2022). "Microsoft winds down its business in Russia, lays off more than 400 people". The Verge. Retrieved 7 October 2022.
- ^ "Russian OS producer Astra Linux plans Moscow IPO, Vedomosti reports". Reuters. 8 July 2022. Archived from the original on 7 October 2022. Retrieved 7 October 2022.
- ^ a b c d e f g h "Astra Linux", Википедия (in Russian), 14 May 2024, retrieved 26 May 2024
- ^ "Derivatives/Census/AstraLinux – Debian Wiki". wiki.debian.org. Archived from the original on 4 December 2019. Retrieved 26 May 2024.
- ^ a b c d e f g h "Репозитории Astra Linux Special Edition x.7: структура, особенности подключения и использования – Справочный центр – Справочный центр Astra Linux". wiki.astralinux.ru. Archived from the original on 16 February 2024. Retrieved 26 May 2024.
- ^ Основные компоненты Archived 27 January 2015 at the Wayback Machine (in Russian)
- ^ Операционная система "Astra Linux Special Edition" релиз "Смоленск" (версия 1.4) Archived 22 May 2018 at the Wayback Machine (in Russian)
- ^ Завершен инспекционный контроль версии 1.5 релиза "Смоленск" операционной системы специального назначения "Astra Linux Special Edition" Archived 8 May 2016 at the Wayback Machine (in Russian)
- ^ Вышла версия 1.7 релиза Astra Linux Common Edition (Orel) Archived 19 April 2018 at the Wayback Machine (in Russian)
- ^ Вышла новая версия "Astra Linux Common Edition" 1.10 – релиз "Орёл" Archived 11 August 2015 at the Wayback Machine (in Russian)
- ^ "Вышла фиксированная версия 1.11 релиза "Орёл"". Archived from the original on 21 April 2016. Retrieved 19 April 2018.
Astra Linux
View on GrokipediaHistory and Development
Origins in Russian Military Needs
Astra Linux was developed by the Russian company RusBITech starting in 2008 specifically to address the security and operational requirements of the Russian armed forces and intelligence agencies.[4][5] The operating system emerged as a response to the need for a domestically controlled platform capable of protecting sensitive data up to classified levels, minimizing reliance on foreign software prone to potential espionage or supply chain disruptions.[3] This initiative aligned with broader Russian efforts to achieve technological sovereignty in defense systems, where proprietary Western operating systems like Windows were viewed as strategic vulnerabilities.[4] RusBITech pursued the development on an initiative basis as a commercial product, enabling rapid certification for military use by incorporating advanced security features such as mandatory access controls and kernel hardening tailored to Russian defense standards.[6] By 2013, following ministerial approval, Astra Linux began being supplied to the Russian Ministry of Defense, marking its initial deployment in military environments.[7] The system's design prioritized compatibility with domestic hardware, including processors like Elbrus, to further insulate military computing from international sanctions and dependencies.[4] The origins reflect a causal emphasis on causal realism in security: empirical assessments of foreign OS risks, such as unpatched vulnerabilities exploited in state-sponsored attacks, drove the adoption of a hardened, auditable Linux base over unverified closed-source alternatives. Early versions focused on Debian derivatives to leverage open-source stability while adding proprietary protections certified for "top secret" classifications, ensuring granular control over information flows in command-and-control systems.[3][8] This foundation positioned Astra Linux as a cornerstone for Russia's military informatization, predating broader governmental mandates for import substitution.[9]Founding of Astra Group and Early Versions
The Astra Linux operating system originated from development efforts initiated in 2008 by RusBITech, a Moscow-based scientific-production association specializing in information security technologies.[4][10] This work was driven by Russian governmental mandates, including decree No. 2299-r dated October 17, 2010, which directed federal agencies to transition to certified domestic software for enhanced data protection and reduced foreign dependency.[11] RusBITech's founding in 2008 aligned directly with these priorities, positioning the company to address military and state needs for a hardened Linux distribution resistant to unauthorized access.[12] In August 2017, RusBITech collaborated with affiliated firms to establish the Astra Group of Companies (GK Astra), consolidating resources for broader ecosystem development around Astra Linux, including complementary tools for virtualization, storage, and security.[13] This group structure facilitated scaled production and certification efforts, evolving from initial military-focused prototyping to a unified commercial entity by 2021, when JSC Astra Group was formed to integrate subsidiaries like RusBITech-Astra (established 2016).[14][15] The group's public joint-stock incarnation, PJSC Astra Group, emerged in September 2023 to support IPO activities and market expansion, though core OS development remained anchored in RusBITech's original framework.[15] Early iterations of Astra Linux emphasized mandatory access controls and kernel hardening, with version 1.2 released on October 28, 2011, incorporating Linux kernel 2.6.34 for initial stability and compatibility testing in secure environments.[11] Subsequent releases built incrementally: version 1.3 on April 26, 2013, upgraded to kernel 3.2.0 with enhanced auditing features; version 1.4 on December 19, 2014, adopted kernel 3.16.0 for better hardware support; and version 1.5 on April 8, 2016, integrated kernel 4.2.0 alongside preliminary certifications for confidential data handling.[11] These versions prioritized Debian-based architecture with custom security overlays, undergoing iterative validation against Russian standards like those from the FSTEC (Federal Service for Technical and Export Control) to ensure suitability for classified operations.[4] Prior to 1.2, development focused on prototypes not publicly detailed, reflecting the project's classified origins.[16]Evolution Toward Civilian and Commercial Adoption
Following its initial development for secure military applications, Astra Linux introduced the Common Edition to address demands from civilian users and commercial entities lacking the need for classified-level protections. This variant, which omits certain mandatory access controls exclusive to the Special Edition, debuted with early releases such as version 1.10 "Oryol" around 2016, enabling deployment in less restricted environments while retaining core security and stability features derived from Debian.[11] The shift supported Russia's broader import substitution strategy, allowing organizations to transition from foreign operating systems without compromising functionality for everyday operations.[1] Commercial adoption accelerated as the Common Edition gained certifications for compatibility with enterprise hardware and software, including integration with domestic databases and virtualization tools. By 2023, Astra Linux platforms captured about 97% of the Russian market for PC and server operating systems, with 76% specifically from Astra Group offerings, underscoring penetration into industrial, financial, and educational sectors amid geopolitical pressures to reduce reliance on Western vendors.[17] Examples include deployment in state corporations and businesses with over five employees, where it serves for high-load systems and import-independent IT infrastructure.[2] The ecosystem expanded through initiatives like the "Ready for Astra" program, which by 2023 had certified more than 5,000 compatible products, fostering technical partnerships and easing integration for commercial users.[18] Technical support packages, including one-year standard options with extensions for privileged service, further enabled sustained adoption in non-governmental settings, positioning Astra Linux as a viable alternative for cost-effective, localized computing.[19] This evolution reflects pragmatic adaptation to domestic needs, prioritizing verifiable security and compatibility over universal openness.[1]Technical Architecture
Base Distribution and Kernel
Astra Linux is constructed as a derivative of Debian GNU/Linux, leveraging the stable branch for its core package ecosystem, including the APT package manager and dpkg system for software installation and management. This foundation enables compatibility with a wide array of Debian repositories while incorporating Astra-specific repositories for customized components. The latest release, Astra Linux Special Edition 1.8 (introduced in August 2024), draws from Debian 12 "Bookworm" as its primary base, ensuring stability and long-term support aligned with Debian's release cycle.[20][21] The operating system's kernel is a hardened variant of the upstream Linux kernel, modified by the developers at Astra Group (formerly RusBITech) to integrate proprietary security mechanisms such as the Parus mandatory access control module. Unlike standard Debian kernels, Astra's implementation embeds role-based access controls, file system integrity checks, and protections against common kernel exploits directly into the core, prioritizing operational security over upstream feature parity. In Astra Linux 1.8, the kernel is based on the Linux 6 series, utilizing version 6.1 with Astra-specific patches for enhanced stability and vulnerability mitigation in secure environments.[22][23] Earlier versions, such as 1.7, employed kernels from the 5.x series, reflecting a pattern of conservative upgrades focused on certified security rather than bleeding-edge performance. This Debian-derived architecture allows Astra Linux to maintain binary compatibility for many upstream packages, but deviations occur in security-critical areas, where custom builds replace or augment standard components to comply with Russian regulatory standards for information protection. The kernel's modifications, including kernel-level auditing and privilege separation, are certified for use in classified systems, distinguishing it from general-purpose distributions.[24]Core System Specifications
Astra Linux employs a customized Linux kernel, typically drawn from long-term support (LTS) branches such as 6.1, 6.6, or 6.12, with modifications for enhanced security including mandatory access controls and parsec modules for auditing.[25][26] The kernel integrates proprietary extensions for Russian cryptographic standards (GOST) and hardware compatibility, particularly with domestic processors like Elbrus.[27] The userland is derived from Debian's stable branch, utilizing the APT package manager for dependency resolution and software installation from Astra-specific repositories that prioritize certified, import-substituted components.[1][28] System initialization relies on systemd, aligning with Debian's service management framework, while supporting SysV init compatibility scripts for legacy applications.[29] Core file systems include ext4 as the default for partitions, with support for Btrfs and XFS in server configurations; encrypted volumes leverage dm-crypt with LUKS, augmented by Astra's proprietary anti-tampering mechanisms for data integrity.[24] The Fly desktop environment, a Qt-based proprietary shell, serves as the primary graphical interface in desktop editions, featuring a taskbar, start menu, and window management reminiscent of traditional desktop paradigms, optimized for low-resource military hardware.[30][31] Supported architectures encompass x86_64 for standard Intel/AMD processors, aarch64 for ARM-based systems, and Elbrus (E2K) for Russian-developed RISC processors, enabling deployment across diverse hardware from servers to embedded devices.[1][32] Memory management defaults to standard Linux allocators with grsecurity-inspired patches in secure editions, and networking stacks include hardened iptables/nftables rulesets.[33]Hardware and Architecture Support
Astra Linux primarily supports the x86-64 architecture, which forms the basis for its Common and Special Editions, enabling deployment on standard Intel and AMD processors in desktops, servers, and embedded systems.[34] This architecture accommodates the distribution's Debian-based structure and security features, with kernel configurations optimized for compatibility with modern x86-64 hardware, including multi-core processors and virtualization extensions.[35] The Special Edition extends support to Elbrus processors, which employ the proprietary E2K instruction set developed by MCST, targeting high-security applications in Russian government and military environments. Builds for Elbrus-1S+, Elbrus-4S, Elbrus-8S, and Elbrus-8SV platforms are certified, ensuring operation in closed software modes with mandatory access controls.[36] ARM64 architecture support is provided for select configurations, particularly those using Baikal-M series processors, facilitating use in domestic ARM-based servers, laptops, and embedded devices as part of Russia's import-substitution initiatives.[37] Hardware compatibility across architectures is validated through the "Ready for Astra" program, which certifies equipment from vendors including Yadro, Aquarius, and Huawei for seamless integration, encompassing servers, storage, networking gear, and peripherals tested for stability under Astra Linux workloads.[38] Over 1,500 solutions have been verified under this program as of recent updates.[39]Security Model
Certification and Compliance Standards
Astra Linux Special Edition is certified by the Russian Federal Service for Technical and Export Control (FSTEC) for use in systems processing classified information up to the highest "top secret" level, as confirmed in a 2019 certification granting it clearance of special importance.[3] This certification aligns with FSTEC requirements for certified information protection tools, enabling deployment in state power structures, military command systems, and other sensitive environments.[40] Earlier, in 2012, Astra Linux received FSTEC approval for compliance with governmental standards on information security for top-secret data handling, marking it suitable for federal agency use.[41] The operating system also holds certifications from the Federal Security Service (FSB) and the Ministry of Defense, verifying its adherence to national criteria for protecting confidential data across multiple classification tiers.[4] These include conformity certificates from the FSB, Russia's primary intelligence agency, and full accreditation within the Ministry of Defense's information security certification system.[42] Astra Linux Special Edition supports three distinct security levels, with the highest enabling robust safeguards for open and confidential information, as outlined in official documentation.[2] These Russian-specific standards emphasize mandatory controls, auditing, and integrity verification tailored to domestic regulatory frameworks, rather than international benchmarks like Common Criteria, though the system meets elevated domestic thresholds for military and governmental deployments.[43] Inclusion in Russia's unified registry of domestic software further underscores its compliance with import-substitution policies for critical infrastructure.[42] No equivalent certifications from Western bodies are reported, reflecting its primary orientation toward Russian state security needs.[4]Mandatory Access Controls and Protections
Astra Linux implements a custom Mandatory Access Control (MAC) system that assigns security labels to subjects (processes) and objects (files, devices), enforcing strict access policies to prevent unauthorized data disclosure or tampering, particularly for classified environments up to Russia's "top secret" equivalence.[44] This mechanism operates independently of discretionary controls, integrating label-based confidentiality protections similar to multilevel security models, and supports hierarchical categories for fine-grained isolation of information flows.[45] The MAC subsystem is kernel-enforced, ensuring that access violations are denied at the lowest levels, contributing to certifications by Russian regulatory bodies like FSTEC for handling sensitive national security data.[46] Mandatory Integrity Control (MIC), a complementary feature, safeguards against unauthorized modifications by imposing integrity levels on system components, where lower-integrity subjects cannot alter higher-integrity objects, drawing from integrity-focused models to mitigate risks like malware escalation or data corruption.[44] MIC is configurable via dedicated tools, such as theastra-mic-control status command to verify enablement and the pdpl-user utility to inspect user levels, enabling administrators to audit and enforce policy compliance in real-time.[47] This control extends to file systems and processes, with built-in mechanisms for label propagation during operations like copying or execution.
The combined MAC and MIC framework incorporates Hierarchical Role-Based Access Control (RBAC), layering role assignments atop label enforcement to restrict privileges dynamically based on user context and security domain, reducing the attack surface in multi-user or virtualized setups.[45] Additional protections include module isolation to compartmentalize kernel components and mandatory closed software environments that verify executable integrity before loading, preventing untrusted code from bypassing controls.[46] These features are optimized for the Special Edition, where they enable secure handling of restricted information without relying on external modules like SELinux, prioritizing native, verified implementations tailored to Russian compliance standards.[2]
Auditing and Integrity Mechanisms
Astra Linux employs the Linux Audit Daemon (auditd) as its primary auditing mechanism, enabling the logging of security-relevant system events such as process executions, file accesses, and authentication activities based on configurable rules.[48] Administrators configure auditing via tools like auditctl to define rules that monitor kernel events and user-space actions, with logs stored in binary format for efficient querying using ausearch and aureport.[49] This subsystem is available in both Common and Special Editions, with integration into the PARSEC mandatory access control framework to capture policy violations and enforcement details.[50] Integrity mechanisms in Astra Linux center on Mandatory Integrity Control (MIC), a component of the PARSEC security model that assigns discrete integrity levels to processes, files, and system objects to prevent lower-level subjects from compromising higher-level integrity.[44] MIC enforces rules prohibiting modifications or executions that violate integrity hierarchies, providing protection against unauthorized alterations, including those from malware or insider threats, and is activated in high-security modes like "Voronezh" and "Smolensk."[51] This control extends to kernel parameters and security configurations, ensuring their immutability post-boot in certified deployments.[52] File and software integrity are further maintained through dynamic and scheduled verification tools, including the gostsum utility, which computes and checks cryptographic hashes compliant with Russian GOST standards to detect unauthorized changes in binaries, libraries, and security components.[53] In closed software environments, PARSEC restricts execution to digitally signed and integrity-verified packages from trusted repositories, with repository metadata protected by digital signatures to prevent tampering during updates.[54] These features collectively support compliance with Russian certification standards for protecting classified information up to the highest levels.Editions and Variants
Special Edition for Classified Use
The Special Edition of Astra Linux is a certified operating system variant developed for processing confidential information, including state secrets classified up to the "special importance" level, the highest tier in Russia's information security grading system.[55][56] This edition integrates built-in verified security tools designed to meet the rigorous demands of protected IT infrastructures handling sensitive data.[2] Certification for the Special Edition has been granted by Russian authorities such as the Federal Service for Technical and Export Control (FSTEC), the Federal Security Service (FSB), and the Ministry of Defense, confirming its compliance with standards for safeguarding classified materials.[4][57] For instance, version 1.6, known as the Smolensk release, received approval for deployment in military systems.[4] These certifications validate the system's ability to enforce mandatory access controls and other protections necessary for environments processing top-tier secrets.[58] The edition offers configurable security levels—basic, enhanced, and maximum—to align with varying confidentiality requirements, where the maximum level supports operations involving state secrets of special importance.[43] It is deployed in high-security settings, including the Russian National Defense Control Center, underscoring its role in national defense and intelligence applications.[35] As a commercial product, it supports desktop, server, and embedded deployments tailored for such classified uses.[1]Common and Extended Editions
The Common Edition of Astra Linux is a freely available, unsupported variant intended for general-purpose use by individuals, based on older versions of Debian such as the "Eagle" release derived from Debian 9 Stretch.[59] It provides a standard Linux desktop environment with pre-installed applications for office productivity, web browsing, and basic system administration, but lacks the integrated security certifications and mandatory access controls found in the Special Edition.[60] Developed initially by entities like OAO "NPO Russkiye Bazovye Informatsionnye Tekhnologii," it processes public and restricted information without the high-assurance protections required for classified data.[61] As of official statements from RusBITech-Astra, the developer, the Common Edition is outdated, receives no further updates for functionality or vulnerabilities, and is not licensed for organizational deployment, rendering it unsuitable for production environments.[62] Its security level is notably lower than the Special Edition, omitting built-in tools for multilevel protection and auditing tailored to Russian government standards.[21] No distinct "Extended Edition" is documented in official sources; however, variants of the Common Edition may include extended package selections for desktop or server roles, though these remain constrained by the edition's deprecated status and limited repository access.[1] Users seeking broader software compatibility are directed toward the Special Edition's optional extended repositories, which provide additional tools like development environments but are unavailable in the Common variant.[63]Specialized Deployments (e.g., Mobile, Server)
Astra Linux Special Edition includes a dedicated server variant designed for constructing secure, high-load IT infrastructures capable of supporting fault-tolerant systems with clustering and virtualization features.[46] This edition integrates mandatory access controls and auditing mechanisms tailored for server environments handling classified information up to the highest Russian security classifications.[64] Server deployments emphasize compatibility with Russian-developed software stacks, enabling reliable operation in government and enterprise data centers without reliance on foreign proprietary systems.[65] For mobile and embedded applications, Astra Linux provides variants optimized for laptops, handheld gadgets, and resource-constrained devices, maintaining the core security model across form factors.[66] The embedded edition targets OEM integrations in industrial and defense hardware, offering extended software lifecycles—up to 10 years of support—and cost efficiencies for mass production, with kernel configurations supporting ARM and x86 architectures.[67] These deployments ensure compliance with FSTEC certification for protected operations in mobile scenarios, such as field computing in military contexts, while minimizing footprint for power-sensitive environments.[1]Package Management and Ecosystem
Repository Structure
Astra Linux employs an APT-based package management system with official repositories hosted under domains such asdownload.astralinux.ru and dl.astralinux.ru, organized by release versions (e.g., 1.8_x86-64) and subdivided into stable and frozen paths for ongoing updates and fixed releases, respectively.[68] In the 1.8 release (x.8 series), the structure simplifies to two primary repositories: Main, which forms the certified core of the distribution and includes packages rigorously tested for security, compatibility, and integration with features like mandatory access control (MAC) and integrity controls; and Extended, which provides supplementary open-source software not included in the certified delivery kit.[69][70]
The Main repository contains self-contained components across main, contrib, and non-free sections, encompassing open-source packages, developer adaptations, and forked software enhanced for Astra-specific protections such as FSTEC compliance; it undergoes certification testing to match the product's security profile, ensuring no external dependencies compromise classified or protected environments.[69] Updates here focus on new features, vulnerability patches, and error fixes while maintaining certification.[69] In contrast, the Extended repository offers additional applications and tools, including development aids, with packages adapted (e.g., Debianized or dependency-resolved) but without full certification; it receives updates tied to upstream sources, primarily for vulnerability remediation, and requires isolation mechanisms like rootless containers to avoid conflicting with certified components.[69][68]
Prior to 1.8, as in the 1.7 release (x.7 series), repositories featured a more nested organization with Main (certified core from install media), Base (extending Main with certified development tools), and Extended (uncertified extras overriding base packages via components like astra-ce for compatibility); multi-version package support allowed version checks via apt policy, with scripts managing overrides to preserve security boundaries.[71] Users configure access by adding deb lines to /etc/apt/sources.list or dedicated files, specifying paths like deb [https](/page/HTTPS)://dl.astralinux.ru/astra/[stable](/page/Stable)/1.8_x86-64/ 1.8_x86-64 main contrib non-free, prioritizing stable for automatic updates while frozen enables pinned versioning for controlled deployments.[68] This structure enforces separation between certified essentials and optional extensions, aligning with Astra's emphasis on verifiable integrity in high-security contexts.[70]
Software Compatibility and Restrictions
Astra Linux utilizes the APT package management system, derived from its Debian foundation, enabling users to install, update, and remove software packages from configured repositories via commands such asapt-get or apt. The distribution maintains proprietary repositories that include both open-source components adapted for Astra's security architecture and proprietary Russian-developed software, with regular updates for functional improvements and security patches.[61][28]
Software compatibility is constrained by the OS's hardened kernel and mandatory security subsystems, including Parsec for access controls and closed software environment modes, which necessitate modifications to third-party applications for integration. While generally compatible with Debian packages, upstream software from Debian or Ubuntu often requires recompilation or patching to align with Astra's custom kernel (e.g., versions based on Linux 4.19 or later) and integrity mechanisms, resulting in incomplete binary compatibility and potential dependency conflicts.[33][61]
In the Special Edition, intended for government and military applications handling classified information, restrictions are stringent: only software certified by Russian regulatory bodies like FSTEC, ensuring compliance with secrecy protection levels (up to the highest tier for state secrets), is permissible in protected modes. This excludes uncertified foreign software unless adapted and re-certified, promoting domestic alternatives such as MyOffice or R7-Office over international suites like Microsoft Office, though LibreOffice is included natively with compatibility layers.[2][40]
The Common Edition offers greater flexibility for civilian and commercial use, permitting broader installation of compatible open-source and foreign software from external repositories, but repositories prioritize certified Russian ecosystem components to minimize vulnerabilities and foreign dependencies. Users report challenges with outdated packages in core repositories, often necessitating manual sourcing or builds for recent applications, though hardware compatibility extends to most domestic and select international vendors.[27][56]
Integration with Russian Software Stack
Astra Linux facilitates integration with the Russian domestic software ecosystem as part of broader import substitution efforts, enabling deployment in government, military, and enterprise settings reliant on locally developed applications. The "Ready for Astra" program, administered by Astra Group, certifies compatibility for over 2,800 hardware and software products with Astra Linux editions, ensuring verified interoperability for domestic solutions as of mid-2024.[72] Key office productivity tools from Russian developers are supported, including R7-Office Professional (desktop version 7.3), which has undergone compatibility testing and certification for Astra Linux Special Edition releases 1.7.0 and 1.7.3.[73] MyOffice, a Russian alternative to Microsoft Office, operates on Astra Linux alongside other analogous packages, with the OS bundling LibreOffice as a baseline while prioritizing native domestic alternatives.[2] Enterprise and infrastructure software compatibility extends to tools like SILA Union, whose modules have officially confirmed seamless operation on Astra Linux Special Edition, supporting secure data processing and management workflows.[74] Astra Group complements the OS with a full ecosystem of verified domestic components, including built-in information security tools, file storage systems, cloud platforms, and corporate applications designed for high-security environments.[2] This stack integration aligns with Astra's development of alternatives to foreign systems, such as a mail server replacement for Microsoft Exchange, to meet IT requirements across Russian public sector levels without external dependencies.[75] Compatibility testing emphasizes closed-loop operations for classified use, with ongoing certifications expanding support for Russian databases, virtualization, and security suites like Kaspersky Endpoint Security.[76]Version History
Initial Releases (2011–2015)
The development of Astra Linux commenced around 2008 under RusBITech, with the primary objective of creating a domestically developed operating system to fulfill the security requirements of the Russian military and intelligence agencies, amid efforts to reduce reliance on foreign software.[4][3] The inaugural stable release, Astra Linux Special Edition 1.2, was issued in October 2011, built on Debian 5 (Lenny) with Linux kernel 2.6.34, targeting x86-64 architecture and incorporating foundational security mechanisms for protected data processing.[77][78] This version marked the system's initial certification pathway under Russian standards, emphasizing mandatory integrity control and access restrictions suited for government use.[78] In 2013, Astra Linux Special Edition 1.3 advanced the platform by migrating to Debian 7 (Wheezy) as its base and adopting Linux kernel 3.2.0, enhancing stability and compatibility for server and desktop deployments in secure environments.[78][7] Supplies of the system to the Russian Ministry of Defence began that year, aligning with ministerial directives for broader adoption.[7] Version 1.4, released in December 2014, further updated to Linux kernel 3.16.0 while retaining Debian foundations, introducing refinements in package management and hardware support to bolster deployment in classified settings.[78] These early iterations prioritized compliance with Federal Service for Technical and Export Control (FSTEC) requirements, laying groundwork for multi-level security models without yet achieving full state secret handling certifications.[79]Maturing Phases (2016–2020)
In 2016, Astra Linux Special Edition version 1.5 entered operational use, providing foundational updates including support for Linux kernel 4.2 and compatibility with security tools for controlled environments.[80] This version facilitated testing and integration with specialized Russian software stacks, marking a shift toward broader institutional readiness amid import substitution efforts.[74] The release of Special Edition 1.6, codenamed Smolensk, occurred in 2018, with development builds documented by mid-year and security updates commencing in December.[81][82] This iteration incorporated kernel advancements to version 4.15 and enhanced mandatory access controls, enabling certification by the Russian FSB in May 2019 for handling classified data up to "top secret" levels in military applications.[4][3] The certification positioned Astra Linux as a viable replacement for foreign operating systems in defense infrastructure, with developers highlighting it as a pivotal advancement in scalability and user accessibility.[6] Parallel maturation in the Common Edition focused on the 2.12 series, aligned with Debian Stretch repositories and featuring incremental updates that supported kernel progressions from 4.19 to 5.10 across releases like 2.12.13 through 2.12.44.[83] These updates emphasized stability for non-classified deployments, including server and desktop variants, while restricting proprietary components to align with national software sovereignty goals. By 2020, cumulative enhancements improved hardware compatibility and reduced reliance on external dependencies, though Common Edition remained unlicensed for enterprise use.[62]Recent Developments (2021–Present)
In October 2021, RusBITech-Astra released version 1.7 of Astra Linux Special Edition, migrating the base system to Debian 10 and incorporating Linux kernel 5.4 for enhanced stability and hardware compatibility.[84][85] This update emphasized security hardening, including mandatory access controls aligned with Russian classified information standards, while introducing improvements in virtualization management and user interface utilities.[39] Subsequent operational updates followed, with version 1.7.3 deployed in late 2022, upgrading to Linux kernel 5.15 to support newer hardware and address performance bottlenecks in secure environments.[86] By October 2023, update 1.7.5 advanced to kernel 6.1, bolstering compatibility with contemporary processors and extending certification for government deployments.[87] These iterations maintained focus on FSTEC-certified protections, enabling broader integration in state infrastructure amid Russia's push for domestic software sovereignty post-2022 Western sanctions.[17] Astra Linux version 1.8, introduced as the eighth generation in August 2024, featured a revamped installation program that automated hardware detection and configuration, streamlining deployments across servers and desktops.[20] Supporting Linux kernels 6.6 or 6.1 LTS, it enhanced ecosystem compatibility, including with GIS software like Panorama's Operator 15.3.2 and office suites such as AlterOffice 2025.[88][89] Cumulative security patches continued into 2025, with bulletins addressing vulnerabilities in Special Edition releases.[90] Market penetration accelerated, with Astra Linux capturing approximately 76% of domestic OS sales for PCs and servers in Russia by 2023, contributing to 97% overall share for Russian-developed platforms per Strategy Partners analysis.[17] The parent Astra Group conducted an IPO in October 2023, raising 3.3 billion rubles ($36 million) at 333 rubles per share, reflecting a valuation of 69.9 billion rubles and a rise in corporate client share to 70% in the first half of 2023 from 28% in 2020.[91] Revenue from Astra Linux sales grew 24% year-over-year to 1.26 billion rubles in Q1 2025, underscoring sustained demand in federal and enterprise sectors.[92]Adoption and Deployment
Government and Military Implementation
Astra Linux Special Edition received certification from the Federal Service for Technical and Export Control (FSTEC) in 2012, enabling its use in Russian governmental agencies for processing top-secret information.[41] It provides mandatory access control and data protection up to the "top secret" classification level, as verified by FSTEC, FSB, and Ministry of Defense certificates.[42][4] In January 2018, the Russian Ministry of Defense directed the installation of Astra Linux across all departmental computers, replacing Microsoft Windows to meet domestic software sovereignty requirements once security certifications were fulfilled.[93] By May 2019, FSTEC granted Astra Linux "special importance" security clearance, advancing its rollout in military systems and allowing handling of classified data labeled "secret" and "top secret."[4][3][94] The operating system is deployed throughout the Russian Armed Forces, including at the National Defense Management Center, to minimize foreign software dependencies and enhance information security in defense operations.[4][3] Government institutions have adopted it for secure environments, supporting import substitution policies amid geopolitical tensions and sanctions.[4][3]Commercial and Institutional Use
Astra Linux provides the Common Edition variant tailored for commercial enterprises, emphasizing compatibility with business applications and reduced restrictions compared to its Special Edition counterpart used in classified environments. This edition supports deployment in organizations ranging from small firms to large corporations, with vendors reporting its use among key domestic market players, including industrial concerns and state-adjacent commercial entities.[95][96] In the financial sector, Astra Linux has seen adoption driven by regulatory pressures for import substitution and technical compatibility. Sberbank certified its online banking platform for operation with Astra Linux in May 2022, enabling potential deployment for over two million customers' transactions while adhering to Russian data sovereignty requirements.[97] Compatibility with the Center for Financial Technologies further advantages Astra Linux in banking infrastructures, supporting secure processing in credit institutions.[43] From October 2025, ATMs produced by BFS will incorporate Astra Linux Embedded, anticipating increased demand amid hardware-software localization mandates.[98] Institutional adoption, particularly in education, demonstrates broader non-governmental rollout. St. Petersburg University equipped classrooms with Astra Linux-based hardware in 2024 to foster domestic technology integration in academic settings.[99] In Tatarstan, regional authorities distributed 1,134 preinstalled Astra Linux laptops to teachers in 2022 as part of digital education initiatives.[100] Nationwide school digitalization efforts show Astra Linux capturing 3.2% of Linux kernel-based OS usage in educational institutions as of mid-2025, trailing only in share but leading in certified security for sensitive administrative tasks.[101] These deployments align with national policies promoting Russian software in public sector institutions to mitigate foreign dependencies, though commercial penetration remains tied to government incentives rather than organic market demand.[102]Challenges in Widespread Rollout
Astra Linux's security-oriented architecture, particularly in its Special Edition, imposes strict controls on software installation to maintain mandatory protection levels, preventing users from adding uncertified packages or applications without risking certification compliance. This restriction enhances security for government and military use but hampers flexibility in commercial environments where diverse, off-the-shelf software is needed, leading to reported limitations in app availability and customization.[21][21] Integration challenges arise with international hardware and non-Russian software stacks, as custom kernel modifications and mandatory domestic alternatives can cause incompatibility issues, such as driver conflicts or reduced functionality in virtualized setups. For instance, users have encountered problems with Wi-Fi adapters and certain peripherals during installation, requiring manual interventions or certified hardware lists.[103][104][105] Migration to Astra Linux from Windows-dominated ecosystems demands extensive porting of legacy applications and retraining of personnel, exacerbating rollout delays in private sectors despite government mandates for import substitution. These efforts are compounded by competition from other Russian distributions like Red OS and Alt Linux, diluting market penetration beyond state institutions.[106][3] Geopolitical factors, including Western sanctions since 2022, restrict access to global supply chains for hardware and components, while license terms limiting decompilation and broad commercial modifications further constrain adaptability for international or small-business users.[107][108]Reception and Analysis
Technical Achievements and Strengths
Astra Linux Special Edition incorporates the PARSEC mandatory access control (MAC) subsystem, which enforces multilevel security policies including confidentiality, integrity, and role-based access to prevent unauthorized data flows in classified environments. This system partitions privileges and audits security events, surpassing discretionary access controls in foreign distributions by mandating label-based enforcement aligned with Russian cryptographic standards.[109][110] The distribution has achieved FSTEC certifications for protecting information up to "top secret" classification, enabling deployment in state and military systems as of May 2019, when it was approved for handling sensitive data in power structures and defense operations. These certifications validate resistance to common exploits through hardened kernel configurations and verified modules, with a 2018 update introducing an advanced security model that passed rigorous testing for compliance.[40][2][6] Key strengths lie in its kernel adaptations for domestic architectures like Elbrus processors and integration with the AstraVer toolset for formal verification of security primitives, reducing vulnerabilities from untrusted foreign codebases. This indigenous focus supports import substitution, with built-in auditing and encryption outperforming standard Debian derivatives in controlled, high-assurance settings by minimizing external dependencies.[58][2]Criticisms and Limitations
Astra Linux's security architecture, including mandatory access controls and segregated "closed" and "open" software segments, imposes significant restrictions on application installation and execution, permitting only certified software in high-security modes to prevent unauthorized access. This design, while enhancing protection for government and military environments, limits user flexibility and compatibility with uncertified third-party applications, often requiring manual certification processes that can be resource-intensive.[21][111] The distribution's repositories are smaller than those of upstream Debian, with reviewers noting a narrower range of available packages and the need for manual installation of common tools, alongside older package versions in earlier editions like Eagle (based on Debian 9.4). This conservative approach contributes to an interface and feature set perceived as outdated, resembling legacy systems rather than contemporary Linux desktops, which may hinder adoption for non-specialized users.[60] Western analysts, such as those from the Center for Foreign Relations, have speculated on vulnerabilities arising from Russia's digital isolation, limited developer resources, and reduced access to global expertise, potentially exploitable due to the open-source components; however, these assertions remain unverified by specific exploits and are rebutted by Astra developers citing rigorous certifications and bug bounty programs.[103] Earlier allegations in 2015 accused developers of violating the GPL and Microsoft Fonts License through improper source distribution, though resolution details are unclear.[112] Deployment challenges persist in qualifying diverse hardware and software for compliance, exacerbating adaptation costs in secure rollouts.[3]Geopolitical and Economic Impact
![Astralinux_minoborony.jpg][float-right] Astra Linux has contributed to Russia's strategy of technological import substitution, accelerating efforts to replace Western operating systems in response to sanctions imposed after the 2014 annexation of Crimea and intensified following the 2022 invasion of Ukraine.[102][43] The distribution's certification for use in classified government and military environments enables reduced dependence on foreign software like Microsoft Windows, aligning with national security priorities amid geopolitical tensions.[113] This deployment supports digital sovereignty by minimizing vulnerabilities to external supply chain disruptions or backdoors, though Western analyses, such as those from the Council on Foreign Relations, highlight potential flaws in Astra Linux that could be exploited in military systems.[114] Economically, Astra Linux has stimulated growth in Russia's domestic IT sector by fostering local development and technical support ecosystems. The Astra Group of Companies, the OS's primary developer, achieved a valuation of 63-69.9 billion rubles (approximately $632-700 million) during its planned initial public offering on the Moscow Exchange in October 2023, signaling investor interest in sanction-resilient software solutions.[115][116] Adoption in state entities and enterprises has cushioned the impact of foreign vendor exits, such as Microsoft's partial withdrawal, by promoting certified alternatives and creating demand for Russian hardware-software integration.[117] However, this inward focus may constrain broader economic efficiency, as isolation from global open-source collaboration risks slower innovation and higher development costs compared to integrated international markets.[118] Geopolitically, the OS's expansion beyond Russia, including planned adaptations for markets in India, Kazakhstan, and Uzbekistan as of 2023, reflects attempts to build technological alliances in non-Western spheres.[108] In military contexts, such as Russian Helicopters' transition away from Microsoft solutions, Astra Linux exemplifies prioritization of self-reliance over interoperability, potentially complicating joint operations with partners reliant on NATO-standard systems.[113] While Russian state narratives emphasize enhanced security, independent assessments question the long-term efficacy of such substitutions in maintaining competitive military capabilities.[102]References
- https://handwiki.org/wiki/Software:Astra_Linux
