littlelite.net - Generate a quick, random password. Specify length, case sensitivity, and more.
https://grc.com - Performs port scanning on your computer to identify network ports that are open to hackers.
passpack.com - An online password manager for people who travel or change computers often.
https://grc.com - Generate unique cryptographic passwords.
virustotal.com - A service that analyzes suspicious files and facilitates the quick detection of viruses, worms, trojans, and all kinds of malware.
https://lockbin.com - A free service for sending private email messages.