Advanced Linux

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Linux is the foundation of enterprise IT, cloud computing, cybersecurity, and system administration. This Advanced Linux course is designed for professionals looking to deepen their expertise in Linux system administration, security, automation, performance tuning, and networking. Participants will gain hands-on experience in shell scripting, process management, network configurations, system security, and troubleshooting techniques.

Course Objectives

• By the end of this course, participants will:
•  Master advanced Linux command-line operations.
•  Configure and manage networking, firewalls, and security policies.
•  Automate system tasks with Bash scripting and Python.
•  Optimize system performance and troubleshoot issues.
•  Deploy and manage containers with Docker and Kubernetes.
•  Understand Linux security best practices and hardening techniques.

Who Should Attend:

This course is ideal for:

• System Administrators & IT Professionals looking to enhance their Linux skills.
• Network Engineers & DevOps Practitioners working in Linux environments.
• Cybersecurity Professionals focusing on Linux security and hardening.
• Software Engineers & Cloud Engineers managing Linux-based applications.
• Anyone seeking Linux certification or career advancement in IT.

Course Outline

Day 1: Advanced Linux System Administration

• Review of Linux Fundamentals & Key Commands.
• Managing Processes & System Services (systemd, journalctl).
• File System Management & Partitioning (LVM, RAID, XFS, EXT4).
• Hands-on: Configuring and Managing System Services.

Day 2: Advanced User & Permission Management

• User & Group Management (sudo, ACLs, PAM).
• File Permissions, Access Control Lists (ACLs), and SELinux.
• Hands-on: Configuring User Roles & Security Policies.

Day 3: Shell Scripting & Automation

• Writing Advanced Bash Scripts & Automating Tasks.
• Working with Cron Jobs & Systemd Timers.
• Introduction to Python for Linux Automation.
• Hands-on: Automating System Administration Tasks.

Day 4: Linux Networking & Firewall Configuration

• Configuring Network Interfaces, DNS, and Routing.
• Setting Up Firewalls (iptables, nftables, firewalld).
• Network Troubleshooting with tcpdump, netstat, nmap.
• Hands-on: Securing and Optimizing Network Configurations.

Day 5: Performance Monitoring & System Optimization

• Monitoring CPU, Memory, and Disk Performance (top, iostat, vmstat).
• Tuning System Performance with sysctl & ulimit.
• Profiling Applications & Debugging Performance Issues.
• Hands-on: Optimizing Linux for High-Performance Applications.

Day 6: Linux Security & Hardening Techniques

• Securing SSH & Implementing Key-Based Authentication.
• Configuring Linux Firewalls & Intrusion Detection Systems (IDS).
• Implementing Security Policies & Best Practices.
• Hands-on: Securing a Linux Server Against Attacks.

Day 7: Advanced Storage & Virtualization

• Managing Logical Volume Manager (LVM) & Disk Encryption.
• Using KVM & Virtual Machines for Linux Virtualization.
• Storage Management with NFS, Samba, iSCSI.
• Hands-on: Configuring Storage & Virtual Machines.

Day 8: Introduction to Containers & Kubernetes

• Introduction to Docker & Running Containers on Linux.
• Deploying Applications with Kubernetes (K8s).
• Managing Containerized Applications & Scaling.
• Hands-on: Deploying Linux Applications with Containers.

Day 9: Troubleshooting & System Recovery

• Diagnosing System Failures & Kernel Panics.
• Recovering from Boot Failures (GRUB, Rescue Mode, Live USB).
• Backup & Disaster Recovery Strategies.
• Hands-on: Troubleshooting and Restoring a Linux System.

Day 10: Final Project & Certification

• Case Study: Implementing Linux in an Enterprise Environment.
• Final Hands-on Assessment: Deploying & Securing a Linux Server.
• Q&A Session & Industry Insights.
• Certification Test & Completion Award Ceremony.