Password Safe is an Open Source (free) tool that allows you to have a different password for all the different programs and websites that you deal with, without actually having to remember all those usernames and passwords.

Password Safe runs on PCs under Windows (95/98/NT/2000/XP). An older (but fully functional) version is available for PocketPC. Linux/Unix clones that use the same database format have also been written.

Microsoft Baseline Security Analyzer (MBSA) 2.0 is an easy-to-use tool that helps small and medium businesses determine their security state in accordance with Microsoft security recommendations and offers specific remediation guidance. Improve your security management process by using MBSA to detect common security misconfigurations and missing security updates on your computer systems.

Built on the Windows Update Agent and Microsoft Update infrastructure, MBSA ensures consistency with other Microsoft management products including Microsoft Update (MU), Windows Server Update Services (WSUS), Systems Management Server (SMS) and Microsoft Operations Manager (MOM).

KeePass is a free/open-source password manager or safe which helps you to manage your passwords in a secure way. You can put all your passwords in one database, which is locked with one master key or a key-disk. So you only have to remember one single master password or insert the key-disk to unlock the whole database. The databases are encrypted using the best and most secure encryption algorithms currently known (AES and Twofish).

WOT is a free Internet security addon for your browser. It will keep you safe from online scams, identity theft, spyware, spam, viruses and unreliable shopping sites. WOT warns you before you interact with a risky website. It's easy and it's free.

Passwords by Mask is a application designed to generate passwords of any
character content. It allow users to choose the type of password
symbols. You can to fix random or specified alphabetic, random or
specified numeric, random or specified alphanumeric, random or specified
special or random or specified all keyboard characters for every
password symbol. This feature allows users to generate a User ID and
Password at random and at the same time. Passwords by Mask can to use
Windows clipboard for transferring passwords between the program and
other applications.
All passwords can be printed.