SECU - Linux Security

Linux has a good reputation as a secure and efficient operating
system. This is why it is an essential part in every secure computing
environment. This course discusses Linux-based security techniques
like Linux firewalls and routers and the secure shell. It explains
techniques for securing Linux-based web and mail servers in great
detail. You will also learn about the basics of intrusion detection,
systems like Snort, and security scanners like OpenVAS.

Prerequisits: LPIC-1 certificate or equivalent knowledge of the
material of the "Linux System Administration II" course;
Participation in "Linux Network Administration" or equivalent
knowledge.

Continuitive courses and certificates: LPI-202 exam of LPIC-2.

Duration: 3 Tage

Topics:

Introduction to security
Local security
Tap-proof shell access with OpenSSH
Securing services
Firewall concepts
Packet filtering with Netfilter ("iptables")
Security in local networks
Security analysis
Computer-level intrusion detection
Network-level intrusion detection

LPI Exam Goals (LPI-202)

212.1 Configuring a router [3]
212.3 Secure shell (SSH) [4]
212.4 TCP wrapper [1]
212.5 Security tasks [3]