LPIC 1 - 81 - 110.3 (1/3) - Securing data with encryption

Key Pairs (Public & Private) and SSH

• Public Key vs Private key and signing concepts
• SSH Server key ( known_hosts file)
• Key generation using ssh-keygen
• ssh password-less login (key login)
• ssh-agent

Understand ssh tunnels and X11 forwarding

• Understanding ssh tunnels
• Local ssh tunnels
• Remote ssh tunnels
• Dynamic ssh tunnel
• ssh X11 or X Forwarding

Using gpg to Encrypt/Decrypt & Sign data

• introduction to gpg
• manage keys
• Encrypt & Decrypt data using gpg
• Signing and verifying using gpg
• revoke gpg keys
• gpg-agent