SSH Mastery: OpenSSH, PuTTY, Tunnels and Keys rescues you from sifting through decades of obsolete online tutorials and quickly makes you an SSH journeyman. You'll learn to
eliminate passwords
manage access by users, groups, addresses, and more
securely move files around your network
forward graphic displays
proxy TCP connections
build SOCKS proxies
centrally manage and distribute keys and configurations
use SSH as secure transport for other applications
build virtual private networks
create Certificate Authorities for truly large scale deployment