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Linux Security

The Linux Operating System has proven time and time that it reigns supreme in configurability and security. Being well versed in Linux Security can make the difference between a highly available web server and a compromised warez distribution point. Understanding Linux Security can make or break your ability to survive in the world of ever-changing Computer Security. VTC Authors Brad Causey and Bobby Rogers work together to present Linux Security so you can carry the knowledge back and use it in a practical manner. To begin learning simply click the links.

Introduction & Course Outline

Introduction To Linux Security

A Bit About Linux Pt.1

A Bit About Linux Pt.2

Current Security Problems

Requirements of a Secure OS

Security: Windows vs Linux

Overview of Linux Security Features

Secure Linux Installation

Selecting the Right Distribution

Defining Partitions for Security

Installing Software & Services

Installing Secure File Systems

Installation Security Configurations

Post Install Actions

Secure Installation Demonstration Pt.1

Secure Installation Demonstration Pt.2

Secure Installation Demonstration Pt.3

Securing The Linux Boot Process

Runlevel Security & initab

Partition Mounting & fstab

Security With Users & Groups

Use of Privileged Accounts

Securing User Shells & Profiles

File System Permissions

Permission Structure

Special Permission Bits

Managing Permissions

Data Encryption

Introduction to Encryption

Using GNU GPG Pt.1

Using GNU GPG Pt.2

Hashing Utilities

Using PKI Certificates in Linux

Hardening Linux

System Hardening Overview

Securing X-Windows

Securing Linux Daemons

Security Patches

Security Benchmarks

Linux Firewalls

Introduction to Firewalls

IP Tables Demonstration Pt.1

IP Tables Demonstration Pt.2

Dedicated Linux Firewalls

Linux Security Mechanisms

Unsecure Linux Utilities

Secure Networking

Securing FTP & HTTP Servers

Detecting & Stopping Linux Attacks

System Auditing

File Integrity with Tripwire

Intrusion Detection with Snort

Linux Security Tools

Vulnerability Assessment with Nessus Pt.1

Vulnerability Assessment with Nessus Pt.2

Traffic Security with Ethereal

Web Proxying with Squid

Best Linux Security Practices

Password Security

Securing the Root Account

File System Security

System Security

Network Security

About The Authors

About the Authors

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