
Hide and encrypt text in bitmaps using Steganography. Includes Delphi source. Freeware with nice simple interface and detailed description of encoding process.
Freeware | 8, October, 2007

Encrypts a given file using a password or a file used as a password. A hash is generated from the file or the password and then the file is encrypted with the generated hash.
Freeware | 5, March, 2007

File Encryptor is a small, but yet poweful and easy to use file encryption utility.
It allows you to encrypt your important files with an industrial-strength encryption algorithm.
Freeware | 16, January, 2007

The tetraguard solution will automatically encrypt all data written onto removables, without the user having to do anything. The data is then decrypted, again automatically, on a computer that has been issued with the right key.
Commercial, $195
| 9, July, 2007

PenProtect is the best solution to secure data stored in a USB Flash Drive, Pen Drive or Flash Memory. Protection data with Password and AES encryption (256 bit key). PenProtect requires no installation, is a single file in the home folder.
Demo, $19
| 12, November, 2008

Excel Password Recovery Wizard provides you with a friendly interface to recover Excel passwords in a flash. The built-in attack profiles enable rapid password recovery with only one key press. Recovery success is guaranteed.
Shareware, $29.95
| 22, May, 2007

TrustTone PrivateMail is the easiest private email solution available today. PrivateMail provides enterprise level security without any prior setup, use of passwords, or manual key/certificate exchange. No spyware or adware. Simply install and send.
Freeware | 30, April, 2006

Password protect, or lock, Windows programs and EXE files for free. Plus encryption for your files, folders and drives (via Explorer). Extra features to disable Task Keys, Software Installation, Downloads and more.
Freeware
| 20, April, 2008

This product is our advanced encryption program that can scramble any file so it will be come unreadable and inoperable, thus giving you a piece of mind if you need to safeguard important documents on your PC.
Demo, $3.99
| 11, November, 2007

TrustTone PrivateMail is the easiest private email solution available today. PrivateMail provides enterprise level security without any prior setup, use of passwords, or manual key/certificate exchange. No spyware or adware. Simply install and send.
Freeware | 30, April, 2006

Powerful encryption software with pre-boot authentication secures 100% of your hard disk drive, including the OS. Secure Disk provides the ultimate security standard for encryption at the physical sector level.

Spyware Doctor is an advanced spyware removal utility that detects and cleans thousands of potential spyware, adware, trojans, keyloggers, spybots, malware and tracking threats from your PC. Protect your privacy and computing habits from prying eyes.

Antispam Marisuite does not require any configuration of Outlook. It looks through each incoming message and moves spam to Junk E-Mail folder. Messages, which cannot be filtered without your assistance, are moved to a separate folder Quarantine.