Programming

The 101 of ELF files on Linux: Understanding and Analysis

binary
binary-analysis
bug-hunting
elf
linux
programming
reverse-engineering

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

Linux and ASLR: kernel/randomize_va_space

aslr
kernel hardening
memory
programming
sysctl

ASLR protects the Linux kernel and programs against different attacks. It can be tuned with the randomize_va_space setting to provide different protections.

5 things you didn’t know about shell scripting

automation
one-time
linux
programming
scripts
shell scripting

Shell scripting doesn't have to be boring. Let's look at a few common things that many don't know about about shell scripts.

How and why Linux daemons drop privileges

auditing
capabilities
kernel
programming

By dropping privileges a process can be better protected against attacks. Learn how this applies to Linux systems and software.