An unpatched kernel is one of the quietest and most serious risks a server carries. For this maintenance engagement I managed system updates and kernel upgrades on a Linux server hosted on AWS EC2 — bringing the kernel to the latest stable, secure release without disrupting service.
The approach: review available updates, apply the kernel upgrade with a plan for a clean reboot, and verify the server came back healthy on the new version. On a production box that ongoing patch discipline — not a one-time setup — is what actually keeps it secure over time.
The outcome is a server running a current, hardened kernel with improved stability, security, and performance. This kind of proactive maintenance is part of how I keep client infrastructure reliable and protected on AWS.
Stack: AWS EC2, Linux, kernel management, server maintenance and security.