AppArmor Archives - ITFROMZERO - Share tobe shared!

A Practical Guide to Configuring and Managing AppArmor on Ubuntu: Application Security and Isolation

By IT From Zero October 17, 2026

Comprehensive guide to configuring AppArmor on Ubuntu. Harden Nginx and MySQL, prevent privilege escalation, and isolate services with minimal resource overhead.

Linux

Linux AppArmor Guide: Creating Security Profiles to Sandbox Applications

By IT From Zero October 3, 2026

A hands-on guide to configuring AppArmor on Ubuntu/Debian: writing custom profiles, auditing logs in complain mode, and isolating processes against privilege escalation.

Security

A Guide to Configuring AppArmor on Ubuntu: Restricting Process Permissions to Secure Your Server

By IT From Zero March 9, 2026

Many admins focus only on firewalls and SSH, forgetting the danger posed by the running applications themselves. This article shares real-world experience on how to use AppArmor on Ubuntu to 'jail' processes, limit their permissions, and prevent privilege escalation during an attack.