How to quickly check if your kernel configuration is secure. Upload your .config file and see what needs fixing.
Posts for: #Linux
What’s New in Linux Kernel 6.19?
An overview of the most important changes in Linux kernel 6.19 — Live Update, the new listns() syscall, Btrfs and ext4 improvements, HDR, io_uring, and Rust in the kernel.
Btrfs on Linux — Snapshots, RAID and Compression
What is Btrfs and how does it compare to ext4 and ZFS? Subvolumes, snapshots, compression, RAID, and practical configuration examples.
OpenZFS on Linux — Setup, Pools and Snapshots
What is OpenZFS and why should you use it? Pools, datasets, snapshots, compression, RAID-Z, and practical configuration examples on Linux.
btop — Linux Resource Monitor Better Than htop
btop is a modern resource monitor with a beautiful TUI interface. Installation, configuration, comparison with htop, and practical tips.
Volatility 3 — Linux Memory Dump Analysis Guide
Volatility 3 — the rewritten RAM analysis framework. No more profiles, new linux.* plugin syntax, installation, and a practical incident analysis example.
Volatility — Linux RAM Forensics and Analysis
Introduction to Volatility — a framework for analyzing RAM dumps. Profiles, plugins, and a practical example of analyzing a compromised Linux server.
Wazuh SIEM on Linux — Security Monitoring Guide
What is Wazuh and how to use it for Linux server security monitoring. FIM, vulnerability detection, log analysis, Active Response, and Suricata integration.
Suricata IDS/IPS — Network Threat Detection on Linux
What is Suricata and how it works as a next-generation IDS/IPS engine. Installation, rule configuration, and operating modes — passive (IDS) and inline (IPS).
LKRG — Linux Kernel Runtime Protection
How LKRG (Linux Kernel Runtime Guard) works — a kernel module protecting against rootkits and privilege escalation exploits. Installation and comparison with Grsecurity.