Linux Security and Hardening, The Practical Security Guide

Linux Security and Hardening, The Practical Security Guide
Linux Security and Hardening, The Practical Security Guide
English | MP4 | AVC 1280×720 | AAC 48KHz 2ch | 4.5 Hours | 543 MB

Secure any Linux server from hackers & protect it against hacking. The practical Linux Administration security guide.

This course will not only teach you the security concepts and guidelines that will keep your Linux servers safe, it will walk you through hardening measures step-by-step.

By the end of this course you will be able to tighten up the security on any Linux system. You’ll learn the security weaknesses of the Linux operating system and be given step-by-step instructions on how to protect those weaknesses. You’ll even learn some security concepts that apply to information security as a whole while focusing on the Linux specific issues that require special consideration.

Here is just some of what you will learn by taking this Linux Security and Hardening course:

  • How to protect your Linux systems against hackers.
  • Ways to prevent attackers from breaking into your systems, even when they have physical access to your machine.
  • How to enforce strong password policies and control password as well as account aging policies on your Linux servers.
  • SSH Hardening practices.
  • Network security tactics.
  • Port scanning and network service detection.
  • How the Linux firewall works and exactly how to configure it.
  • How to protect the superuser (root) account.
  • Ways to share accounts securely with an audit trail.
  • File system security and encryption.
  • Using and configuring sudo, and why you need to.
  • Advanced Linux permissions include special modes, file attributes, and access control lists (ACLs).
Table of Contents

1. Course Overview and Downloads
Course Overview
Course Downloads

2. General Security
Section Overview
Is Linux Secure
What Makes Linux Secure
Security Guidelines and Principles
Section Summary

3. Physical Security
Section Overview
Physical Security Concepts
Single User Mode Security
Single User Mode and Blank Passwords
Securing the Boot Loader
Disk Encryption
Encrypting a New Device, Part I
Encrypting a New Device, Part II
Encrypting an Existing Device
Disabling Control Alt Delete
Section Summary

4. Account Security
Section Overview
Intro to PAM
PAM Configuration Example
Password Security
Account Security Demo 1 UID 0
Controlling Account Access
Security by Account Type
Account Security Demo 2
Account Security Demo 3 Sudo

5. Network Security
Section Overview
Network Security, Part I
Network Security, Part II
Securing SSHD, Part I
Securing SSHD, Part II
Linux Firewall Fundamentals
Configuring the Firewall from the Command Line
Firewall Rule Specifications
Example Firewall Rules
Linux Firewall Demonstration
TCP Wrappers, Part I
TCP Wrappers, Part II

6. File System Security
Section Overview
File and Directory Permissions, Intro
File and Directory Permissions, Part I
File and Directory Permissions, Part II
Special Modes, Part I
Special Modes, Part II
File Attributes
File Attributes Demo
ACLs
ACLs Demo
Rootkits
Rootkit Hunter Demonstration
Rootkit Detection Software

7. Additional Security Resources
Additional Security Resources
Linux Hardening Guides
Linux Security Email Lists
Security Meetups List
Security Conference Videos