Complete Linux Security & Hardening with Practical Examples

Complete Linux Security & Hardening with Practical Examples Course includes 16 hrs video content and enrolled by 32,510 students and received a 4.5 average review out of 5. Now, you will get 90%OFF on the original price of the course and discount price differs from country to country, and the course provider offers 30-days money-back guarantee! If you are not satisfied in any way, you’ll get your money back.

What you’ll learn

  • By the end of this course you will be able to apply most of the security measures in your Linux environment
  • You will be able to pass the Redhat Certified Engineer exam (EX300)
  • You will reduce the risk of your Linux system being hacked or attacked
  • You will have expert knowledge of Linux account and system securities

Security Concepts

  • What is Security and OS Hardening?
  • Comparing House Security with Computer Security
  • Securing All Operating Systems
  • Importance of Linux Security
  • Security Implementation Tools
  • Type of Security Breach
  • Quiz, Handouts and Homework

Lab Setup (optional)

  • What is VirtualBox?
  • Installing Oracle VirtualBox
  • Creating First Virtual Machine
  • Linux Installation

Securing User Environment

  • Understanding /etc/passwd, /etc/group and /etc/shadow
  • The /etc/login.def File
  • Create User Account and Change Password
  • Change Password Parameters
  • Set Password Policy
  • Lock or Disable User Accounts Automatically
  • Lock or Disable User Accounts Manually
  • Lock User Account After 3 Failed Attempts
  • Restrict root Login
  • Disable SSH Access for a Specific User
  • Implement UID/GID Policy
  • Centralized Authentication Service
  • sudo Access
  • Monitor User Activity

PAM (Pluggable Authentication Module)

  • What is PAM?
  • The Importance of PAM
  • The PAM Configuration Files Format
  • PAM Config File – Module Interfaces
  • Account Access Through PAM
  • PAM Config File – Control Flags
  • PAM Config File – Modules (SO)
  • PAM Aware Services and Stacks

Securing Linux Filesystem

  • Linux File Types
  • Linux File Attributes
  • Linux File Ownership and Permissions
  • Changing File Permission
  • Changing File Ownership
  • Access Control List (ACL)

Securing Linux System

  • Message of the Day and customizing message of the day
  • Physical Server Security
  • Remove Unnecessary or Orphan Packages
  • Keep Kernel and System Up to Date
  • Stop and Disable Unwanted Services
  • Separate Disk Partitions
  • Disable Ctrl+Alt+Delete
  • Running One Service per System
  • Change Default Console Passwords
  • Disable USB Stick Detection
  • Enable Network Time Protocol (NTP or Chronyd)
  • Lockdown Cronjobs
  • Change SSH Ports
  • SELinux (longest lecture and lab)
  • Backups

Securing Linux System Network

  • Introduction to Firewall
  • iptables (tables, chains and targets)
  • iptables (practical examples)
  • Firewall (firewalld)
  • firewalld (Practical Examples)
  • firewalld (GUI)
  • Encrypt Incoming and Outgoing Traffic
  • SSH vs. Telnet
  • Turn Off IPV6 (If not in use)

Securing Environment Around Linux

  • Hardware/Network Firewall
  • Network Address Translation (NAT)
  • VPN Tunnel
  • Application and Database Encryption

Who this course is for:

  • Anyone who wants to have complete understanding Linux security and OS hardening
  • Anyone who wants to advance his/her career
  • Anyone who wants to pass the RHCE EX300 exam

Can I download Complete Linux Security & Hardening with Practical Examples course?

You can download videos for offline viewing in the Android/iOS app. When course instructors enable the downloading feature for lectures of the course, then it can be downloaded for offline viewing on a desktop.
Can I get a certificate after completing the course?
Yes, upon successful completion of the course, learners will get the course e-Certification from the course provider. The Complete Linux Security & Hardening with Practical Examples course certification is a proof that you completed and passed the course. You can download it, attach it to your resume, share it through social media.
Are there any other coupons available for this course?
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