Explore the linux-integrity subsystem in this informative conference talk by Mimi Zohar from IBM. Gain insights into the subsystem's goals, including detecting file alterations, appraising file measurements against stored values, and enforcing local file integrity. Delve into various aspects of the linux-integrity subsystem, understand its security guarantees, and learn about current and future developments. Benefit from Zohar's expertise as a member of the Secure Systems Group at IBM T.J. Watson Research Center and her role as the linux-integrity subsystem maintainer. Discover how this subsystem contributes to system security and integrity, building upon concepts of firewall design for perimeter security.