Password cracking

Default passwords
Many systems and networked devices come with default passwords. The following are links to pages that contain listings.
 * http://www.phenoelit.de/dpl/dpl.html
 * http://phenoelit.darklab.org/cgi-bin/display.pl?SUBF=list&SORT=1
 * http://www.governmentsecurity.org/articles/DefaultLoginsandPasswordsforNetworkedDevices.php
 * http://www.tech-faq.com/default-accounts-passwords.shtml
 * http://www.cirt.net/cgi-bin/passwd.pl
 * http://artofhacking.com/etc/passwd.htm
 * http://www.virus.org/index.php?module=defaultpwd&func=display&cid=1
 * http://www.freelabs.com/~whitis/security/backdoor.html
 * http://www.wiresplice.com/html/default_passwords.html