Topic: Development

The 101 of ELF files on Linux: Understanding and Analysis

An step-by-step introduction into ELF files. Learn the structure and format, to understand how binaries and libraries on Linux systems work.

Protect against ptrace of processes: kernel.yama.ptrace_scope

Using the Linux Security Module (LSM) Yama we can protect the system against the usage of ptrace. The sysctl key kernel.yama.ptrace_scope sets the behavior.

Linux Security for DevOps

With security getting more and more attention, we focus on Linux security for DevOps. Also DevOps will need hardening, auditing and dealing with compliance.