Security/Encryption
open source
DiskCryptor
DiskCryptor is an open source whole disk encryption software, released under the GPLv3 license. The program can encrypt either a whole hard drive or its individual partitions, including the system partition.
shareware ($40}
WinSSHD
WinSSHD is a SSH server with graphical configuration; support for public key authentication and Windows domain accounts; secure TCP/IP tunneling with flexible permission rules; secure file transfer with SFTP and SCP; secure graphical access with Remote Desktop or WinVNC; and vt100, xterm or bvterm terminal access.
open source
Password Safe
Password Safe is a password database utility where users can keep their passwords securely encrypted on their computers. A single Safe Combination unlocks them all.
open source
Eraser
Eraser is an advanced security tool, which allows you to completely remove sensitive data from your hard drive by overwriting it several times with carefully selected patterns.
shareware ($35}
Folder Lock
Folder Lock is a fast file-security software that can lock, hide or encrypt any number of files, folders, pictures and documents in seconds. It is fast, reliable, portable and convenient. It makes your files undeletable, hidden and highly secure, hides files from kids, friends and co-workers, safeguards them from viruses, trojans, worms and spyware, protects them from networked computers, cable users and hackers. Files can also be protected on USB Flash Drives, Memory Sticks, CD-RW, floppies and...
shareware ($25}
Password Manager XP
Password Manager XP will help you protect any secret information that is stored on your PC. This tool is a passwords and secrets keeper. You will forget all your headaches about losses of passwords, access codes, bank accounts, and other important information. No more "I forgot my password!" and "Can't remember my account code!"
open source
TrueCrypt
TrueCrypt can create a virtual encrypted disk within a file and mount it as a real disk, or an entire hard disk partition or a device, such as USB memory stick, floppy disk, etc. This software provides two levels of security: a hidden volume (more information may be found here), and a volume cannot be identified (no part of the volume can be distinguished from random data). It utilizes the following encryption algorithms: AES (256-bit key), Blowfish (448-bit key), CAST5 (128-bit key), Serpent (256-bit...
freeware
Flexcrypt
Flexcrypt is a small software application that enables encryption and decryption of your emails. The reason for encrypting is to ensure the integrity and privacy of your email. Flexcrypt is very easy to install and use. After installation, simply add the email addresses you wish to send and receive encrypted emails with.
freeware
Wireless Key Generator
Wireless Key Generator generates passwords for securing your wireless network. It generates valid WEP, WPA, and WPA2 keys, as well as custom length random strings. The program is able to use all valid characters, including uppercase, lowercase, numbers, and characters. The generated string can be optionally copied to the clipboard or saved to a file.
open source
FreeOTFE
FreeOTFE is a free, open source, "on-the-fly" transparent disk encryption program for PCs and PDAs. Using this software, you can create one or more "virtual disks" on your computer - anything written to these disks is automatically, and securely, encrypted before being stored on your computers hard drive.
shareware ($29}
Password Depot
Password Depot is a powerful and extremely user-friendly tool for the management of all your passwords. It uses the latest security algorithms such as BlowFish and Rijndael to encrypt your files. Its file shredding method complies with the directives DOD 5220.22-M of the US Department of Defense and allows you to fully destroy files created with the programme. User-friendly interface similar to Windows Explorer allows for the efficient navigation through your password lists.
freeware
Hotspot Shield
Hotspot Shield provides security as you travel to different wi-fi locations.
open source
AxCrypt
AxCrypt is a file encryption program that uses the AES algorithm with 128-bit keys. It combines strong symmetric encryption with compression and double-click editing. Encrypted files have a ".axx" extension added to their names, and are shown with a new icon.