New OpenBSD anti-trojan kernel patches

Wednesday, 12 June 2002, 1:40 PM EST

The latest version of Anti-Trojan software, V2 is available as a beta for OpenBSD 3.1 Release only at this stage with others to follow.

V2 adds several new important Trojan Detection features with a big reduction in the overall impact on a running kernel.

Key features:

1.Cryptographic hash checking and filtering all files loaded through the memory map call mmap which include:

-Shared libraries
-Loadable kernel modules

2.Activation very early in the boot cycle to provide warnings against Trojan files waiting to execute at boot time before the secure level is raised.

3.Improved efficiency in terms of system resources used, providing very affordable increased security capabilities.

4.Cryptographic hash checking and filtering the Execve call including script files and an associated interpreter as the original reference version did yet utilizing the more efficient techniques from the V2 code.

[ Read more ]

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