The Flux Advanced Security Kernel (FLASK) is an operating system security architecture that provides flexible support for security policies.

FLASK is a core framework in security-focused operating systems such as NSA

National Security Agency

The National Security Agency/Central Security Service is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S...

's Security-Enhanced Linux

Linux

Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. The defining component of any Linux system is the Linux kernel, an operating system kernel first released October 5, 1991 by Linus Torvalds...

 (SELinux), OpenSolaris

OpenSolaris

OpenSolaris was an open source computer operating system based on Solaris created by Sun Microsystems. It was also the name of the project initiated by Sun to build a developer and user community around the software...

 FMAC and TrustedBSD. This means that SELinux can be thought of as an implementation of FLASK.

External links

• SELinux from the NSA
• TrustedBSD
• OpenSolaris Project: Flexible Mandatory Access Control
• Flask: Flux Advanced Security Kernel
• GFAC: A similar Framework concept implemented in RSBAC