Linux

Installation and Initialization

  • Installation
  • Package Selection
  • First Boot: Post-Install Configuration
  • Anatomy of a Kickstart File
  • Command line, Introduction to Bash Shell
  • Stream text editor (grep, sed and awk)
  • System Initialization
  • Starting the Boot Process: GRUB
  • Run Levels.

User Administration

  • Adding a New User Account
  • User Private Groups
  • Modifying / Deleting User Accounts
  • Group Administration, Password Aging Policies
  • Switching Accounts
  • Sudo
  • Network Users
  • Authentication Configuration
  • SUID and SGID Executable
  • SGID Directories
  • The Sticky Bit
  • Default File Permissions
  • Access Control Lists (ACLs)
  • Annie’s Quizzes
  • LAB
  • Q & A
  • Quick Recap

Boot and Package Management

  • Setting kernel parameters
  • Configuring services to run at boot
  • Securing single-user mode (su login)
  • Shutting down and rebooting the system
  • RPM Package Manager, Installing and Removing Software
  • Updating a Kernel RPM
  • RPM Queries
  • RPM Verification
  • About yum
  • Using yum
  • Searching packages/files
  • Configuring Additional Repositories
  • Apt-get command set
  • Apt-cache package management
  • Dpkg command set
  • Annie’s Quizzes
  • LAB
  • Q & A
  • Quick Recap

Security Administration, Shell Script and Virtualization

  • SELinux Overview
  • SELinux Tools
  • SELinux Contexts
  • SELinux Booleans
  • Boot level security (GRUB)
  • Security need for TCP wrappers
  • /etc/inetd.conf
  • /etc/hosts.allow and /etc/hosts.deny
  • Xinetd
  • Securing shell (change, default port, prevent root access)
  • Securing Shell (Public/ Private)
  • Securing Shell (managing IP allow and deny)
  • Install and configuring antiviruses (clamAV and LMD)
  • Different type of shell
  • Shell script basics
  • Executing shell scripts
  • Header
  • Comments on script
  • Redirection
  • Environment Variables
  • Conditions
  • Loops
  • Introduction to KVM Virtualization
  • Virtual Machine installation
  • Configuring Virtual Machines
  • Annie’s Quizzes
  • LAB, Q & A
  • Quick Recap

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