Online
SSH Communications Security (commercial versions;
Windows & UNIX)
ftp://ftp.ssh.com/pub/ssh/
www.ssh.com
OpenSSH (free version; UNIX)
www.openssh.com
FreeSSH (SSH information and links)
www.freessh.org
dsniff
(packet sniffer for switched networks)
monkey.org/~dugsong/dsniff
PuTTY (Windows)
www.chiark.greenend.org.uk/~sgtatham/putty
TTSSH (Windows)
www.zip.com.au/~roca/ttssh.html
FiSSH
www.massconfusion.com/ssh
NiftyTelnet SSH (Macintosh)
www.lysator.liu.se/~jonasw/freeware/niftyssh
PPTP-Linux: a PPTP Client for UNIX
www.pdos.lcs.mit.edu/~cananian/Projects/PPTP
PoPToP: a PPTP Server for UNIX
www.moretonbay.com/vpn/pptp.html