Nsa Selinux Development Support

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National Security Agency Central Security Service > What ...

    https://www.nsa.gov/what-we-do/research/selinux/
    SELinux development has transitioned to the Linux and open source software developer community. As such, updates to these SELinux webpages haven't occurred since 2008. Please visit the SELinux project GitHub site for more up-to-date information. End systems must be able to enforce the separation of ...

SELinux Documentation - National Security Agency

    https://www.nsa.gov/what-we-do/research/selinux/documentation/
    The NSA and SCC developed two Mach-based prototypes of the architecture: DTMach and DTOS. The NSA and SCC then worked with the University of Utah's Flux research group to transfer the architecture to the Fluke research operating system. During this transfer, the architecture was enhanced to provide better support for dynamic security policies.

Contributors to SELinux - nsa.gov

    https://www.nsa.gov/What-We-Do/Research/SELinux/Contributors/
    The NSA researchers reworked the LSM-based SELinux for inclusion in Linux 2.6. NSA has also led the development of similar controls for the X Window System (XACE/XSELinux) and for Xen (XSM/Flask). Network Associates Laboratories (NAI Labs)

National Security Agency Central Security Service > What ...

    https://www.nsa.gov/What-We-Do/Research/SELinux/FAQs/
    SELinux support is already included in the mainline Linux 2.6 kernel available from kernel.org. The core SELinux userland code consists of a library for binary policy manipulation (libsepol), a policy compiler (checkpolicy), a library for security-aware applications (libselinux), a library for policy management tools (libsemanage), and several policy-related utilities (policycoreutils).

How to configure the Linux kernel/security/selinux How ...

    https://how-to.fandom.com/wiki/How_to_configure_the_Linux_kernel/security/selinux
    This enables the development support option of NSA SELinux, which is useful for experimenting with SELinux and developing policies. If unsure, say Y. With this option enabled, the kernel will start in permissive mode (log everything, deny nothing) unless you specify enforcing=1 on …

Controlling SELinux - SELinux [Book]

    https://www.oreilly.com/library/view/selinux/0596007167/ch04s02.html
    If your Linux kernel was compiled with the NSA SELinux Development support option, you can specify the SELinux operating mode that should be entered when your SELinux system is booted. And, unless the SELinux security policy specifies otherwise, you can dynamically change the operating mode of a running SELinux system.

Appendix A. Brief Background and History of SELinux - Red Hat

    https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/4/html/SELinux_Guide/rhlcommon-appendix-0005.html
    Finally, the SELinux code was integrated upstream to the 2.6. x kernel, which has full support for LSM and has extended attributes (xattrs) in the ext3 file system. SELinux was moved to using xattrs to store security context information.

NSA Security-Enhanced Linux (SELinux)

    https://www.nsa.gov/Portals/70/documents/what-we-do/research/selinux/documentation/presentations/2006-ottawa-linux-symposium-bof-presentation.pdf
    National Information Assurance Research Laboratory 4 SELinux: Background • Originated from NSA R&D. • First public release by NSA in Dec 2000. • Large and growing user and developer community. • First packaged externally for Debian. • Integrated into Hardened Gentoo. • …

SELinux and the NSA - Red Hat Customer Portal

    https://access.redhat.com/discussions/774083
    Apr 08, 2014 · The NSA's goal for SELinux was to have commercial, off-the-shelf technology capable of supporting secure, compartmentalized information processing, as needed by the NSA, CIA and DOD. In short, to let the spies get off obsolete 20-year old technology and …

Security-Enhanced Linux - Wikipedia

    https://en.wikipedia.org/wiki/Security-Enhanced_Linux
    Security-Enhanced Linux (SELinux) is a Linux kernel security module that provides a mechanism for supporting access control security policies, including mandatory access controls (MAC). SELinux is a set of kernel modifications and user-space tools that have been added to various Linux distributions.License: GNU GPL



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