In recent times, two critical Linux security frameworks, AppArmor and SELinux, have seen noteworthy acceleration in real-world deployment. As Linux continues to anchor enterprise, container, cloud, ...

Three years ago, I devoted a couple columns (in the April and August 2006 issues of LJ) to Novell AppArmor, a partial implementation of Mandatory Access Controls (MACs) that Novell had integrated into ...

If you haven't check in with Ubuntu's app prompting feature for a while, there's more reason to do so in the latest release. Recent improvements to the ...

Linux admins who have enabled the unprivileged user namespace restriction in their recent Ubuntu environments should take action to close three new vulnerabilities that allow a threat actor to bypass ...