BestCrypt
BestCrypt is easy-to-use, powerful data encryption software. You allocate a portion (container) of free space of your drive where you keep all your sensitive data in encrypted form. BestCrypt creates a virtual drive in your system which you work with like with any other drive. ... Strong encryption algorithms Rijndael (AES), Blowfish,Twofish, GOST, DES. ... This version includes support for Windows XP, swap file encryption, and a "hidden" container feature. ... BestCrypt is professionally developed product which keeps your files/pictures out of other people’s eyes.
http://www.jetico.com/bcrypt7.exe - 5Mb - Download - Screenshot

Stealth Storage
Stealth Storage is a small and powerful file encryption tool. It encrypts files on-the-fly using well-known strong ciphers like BLOWFISH, RIJNDAEL etc. It is totaly invisible when installed. Nobody will even notice there are encrypted files on a computer.
http://www.stealth-storage.com/stealth-storage.exe - 433Kb - Download - Screenshot

cryptlib
Cryptlib by Peter Gutmann is a security toolkit that allows even less experienced programmers to add strong encryption and authentication services to their programs, security features that are becoming more and more indispensable. The library attempts to hide the low-level details of... Some of the symmetric encryption (private key) and authentication algorithms that cryptlib supports include the following: · AES (Rijndael) · Blowfish · DES, 3DES · RC2, RC4, RC5 The following hash algorithms are available in the library: · MD2, MD4, MD5 · RIPEMD-160 · SHA It offers services such as: ·...
http://www.componentspot.com/produ...?id=2&MasterCat=0&Categories=1001 - 1Mb - Download

Folder Crypt
With Folder Crypt you can password protect any Windows folder using low level encoding and standard algorithms, such as such as DES, Rijndael, Blowfish and ARC4 with keys up to 2048 bits. The program performs a true bit per bit encryption of your data. ... The encryption process is not reversibile (you can decrypt the folder only if you know the correct passphrase. ... Opening, editing and listing folder contents is password protected. ... Full international characters support. ... Original files and folders may be shredded.
http://www.littlelite.net/foldercrypt/sw/FolderCrypt25Setup.exe - 2Mb - Download - Screenshot

QuickCrypt Library
A fast, highly optimized implementation of symmetric (private-key) encryption/decryption algorithms: DES, Triple DES (3DES), DESX, BLOWFISH, RIJNDAEL (AES - Advanced Encryption Standard), GOST (USSR/Russian Encryption Standard). It supports 5 modes of operation: ECB (Electronic Codebook), CBC... It has no external dependencies such as MFC DLLs, COM/DCOM or other component. ... The help file has C, C++ and Visual Basic (VB) examples showing how to add encrypting/decrypting functionality to Windows applications quickly and easily.
http://www.slavasoft.com/zip/quickcrypt.zip - 400Kb - Download - Screenshot

Hot Crypt
HotCrypt is one touch text encryption software. Using algorithms Blowfish, DES, Diamond, IDEA, Mars, MISTY1, RC2, RC4, RC5, RC6, RedocIII, Sapphire, Skipjack, Tea. Support compression and Base64 encoding. Working with embedded in text pictures and objects. ... Can be activated under any edit windows (MS Word, Notepad, Outlook, Eudora, TheBat, etc).
http://www.softcomplete.com/download/HotCryptSetup.exe - 849Kb - Download

Cryptocx v5
What is Cryptocx v5? Cryptocx is an encryption component designed for use in any modern development environment. Cryptocx encrypts and decrypts data using standards compliant algorithms to make sure that your information is totally secured. It is very easy to add Cryptocx to an existing... · Has the Fastest file encryption/decryption · 256 Bit AES encryption/decryption for files and string · Easily add Cryptocx v5 to your website or application in minutes. ... · Encrypt and decrypt strings and files with 128Bit Blowfish encryption.
http://www.easybyte.com/download/cryptocx.exe - 0b - Download - Screenshot

Crypton
Crypton is a multi-utility security suite, which provides strong security for you files. Crypton uses Blowfish algorithm for encryption and decryption, also allows file compression and file Wiping (Completely removing the file and all traces of it's data).
http://www.uic.nnov.ru/~sess3/crypton.exe - 483Kb - Download - Screenshot

Oxide 2002
Have you ever wanted a secure file encryption utility which integrates seamlessly with the way you work in windows? Nitro Technologies' Oxide 2002 is just such a utility. Encrypt a file once with whatever password you choose and Oxide takes care of all decryptions and re-encryption even if you... To view information about the encryption used in Oxide 2002 feel free to visit http://www. ... Your files are protected with tried and tested blowfish algorithm which has undergone over 8 years of intensive cryptanalysis along with the latest government standard in password authentication.
http://www.nitrotech.co.uk/downloads/oxide.zip - 43Kb - Download - Screenshot

APP/Encrypt
APP/Encrypt is a COM+/MTS component that allows application developers to strong encrypting and decrypting of text and files. Supports the latest industry-standard strong encryption and hashing algorithms including: Blowfish, Cast 128, Cast 256, Rijndael, Serpent, Twofish, TEA, MARS, IDEA,...
http://nonnoi.com/download/appencrypt.zip - 333Kb - Download - Screenshot