Security

Debian 11 LTS ends 31 August 2026, OpenSSL 3.0 on 7 September. How to audit your fleet for every instance hiding in container images, LXC and appliance VMs.

A practical breakdown of the cPanel & WHM authentication bypass disclosed on 28 April 2026. How it works, which versions are patched, what to do right now, and how to confirm your hosting fleet is no longer exposed.

A practical breakdown of the Copy Fail Linux kernel privilege escalation flaw. How it works, which kernels are affected, what the distros are shipping, and how to confirm your servers are actually patched.

Everything sysadmins need to know about managing patches across Linux servers - from package managers and security updates to automation, compliance, and tooling.

A practical breakdown of patching requirements for SOC 2, ISO 27001, PCI-DSS, and HIPAA - what auditors actually ask for, what evidence you need, and how to stop dreading audit season.

How to keep Ubuntu, RHEL, Alpine, Arch, and FreeBSD servers patched when your fleet runs five different package managers - without losing your mind.

You manage 50 servers, not 50,000. Here's how to build a patch management workflow that doesn't require a dedicated team, a Java application server, or a six-figure budget.

FreeBSD gets ignored by most patch management tools. Here's how to track package updates, security advisories, and base system patches across your FreeBSD servers.

A practical guide to keeping your Linux servers up to date with security patches and updates.