Here is a structured course outline for Linux for Cyber Security – Level Two (advanced level building on the fundamentals).

Linux for Cyber Security – Level Two

Course Outline

Module 1: Advanced Linux Command Line

• Advanced file manipulation commands
• Searching files with grep, find, and locate
• Working with pipes and redirection
• Command chaining and scripting basics
• Managing processes (top, htop, ps, kill)

Module 2: Linux File System Security

• Understanding Linux file system hierarchy
• Advanced file permissions and ownership
• Special permissions (SUID, SGID, Sticky Bit)
• Securing sensitive files and directories
• Disk usage monitoring and management

Module 3: User and Privilege Management

• Advanced user and group administration
• Understanding sudo and privilege escalation
• Managing password policies
• Securing user accounts
• Monitoring user activities

Module 4: Network Configuration and Security

• Viewing network configurations (ifconfig, ip)
• Network troubleshooting tools
• Managing network services
• Firewall configuration with iptables and ufw
• Securing remote access with SSH

Module 5: Linux Security Monitoring and Logs

• Understanding Linux logging system
• Working with journalctl
• Analyzing authentication logs
• Detecting suspicious login attempts
• Monitoring system performance and activities

Module 6: Introduction to Penetration Testing Tools

• Overview of penetration testing in Linux
• Installing security tools
• Introduction to:
  • Nmap for network scanning
  • Wireshark for packet analysis
  • Netcat for network testing
• Ethical use of security tools

Module 7: Malware and Intrusion Detection

• Identifying malicious processes
• Checking system integrity
• Using tools like chkrootkit and rkhunter
• Detecting rootkits and backdoors
• Incident response basics

Module 8: Bash Scripting for Security Automation

• Bash scripting fundamentals
• Writing scripts for security monitoring
• Automating log analysis
• Automating system updates and security checks
• Scheduling tasks with cron

Module 9: System Hardening

• Securing Linux services
• Disabling unnecessary services
• Kernel security basics
• Security updates and patch management
• Best practices for Linux hardening

Module 10: Practical Labs and Projects

• Configuring a secure Linux server
• Performing a network scan using Nmap
• Analyzing logs for suspicious activities
• Creating a security monitoring script
• Final practical assessment