kernel security for 2.8 - kernel summit 2004

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"Kernel Security for 2.8", presentation given at the Linux Kernel Summit in Ottawa in 2004. Note that this was when we were still expecting to have versions 2.7/2.8.

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Page 1: Kernel Security for 2.8 - Kernel Summit 2004

Kernel Security for 2.8

Linux Kernel SummitOttawa 2004

James Morris, Red Hat

Page 2: Kernel Security for 2.8 - Kernel Summit 2004

Current StatusSeveral security features in 2.6:

● LSM● Crypto API (software)● Cryptoloop● dm-crypt● IPSec● SELinux (MAC, RBAC)● NX● Audit Framework● Syscall Auditing

Discussion?

Page 3: Kernel Security for 2.8 - Kernel Summit 2004

Potential Future Directions (2.7+)● SELinux:

● MLS (multilevel security)● Labeled networking● Integration with resource management● NFSv4 integration

● Virtualization:● Increased isolation● Polyinstantiation

● Hardware Crypto API● Kernel keyring management● More LSM applications?● Continued refinement of Netfilter● Signed modules (2.6?)● Signed binaries● Exec-shield (2.6?)● TPM● LT● Better capabilities (Chris Wright)● Separate out DAC (Chris Wright)