Lesson 10 Date: 4/2/2014

Basics of Linux Security

Linux for Engineering and IT Applications

Overview of the Linux Security fundamentals How systems get compromized: hacker attacks, vulnerabilities, trojans. Methods of hardening systems security: systematic updates, open ports, tcp wrappers, iptables. Securing data exchange and file integrity verification with Gnu Privacy Guard (GPG). Monitoring system integrity: logs, Intrusion Detection Systems (IDS).

Fundamentals of Linux security How systems get compromised Trojan script exercise Stack overflow Package upgrades and verification Open Ports List exercise Closing Ports TCP Wrappers exercise IP filtering firewalls (iptables) Building iptables rules Simple iptables script NAT table NAT script Exercises with iptables Port scanning exercises GNU Privacy Guard GPG exercises Logs System Integrity checks GNUtar exercises References Take me to the Course Website