MSCCrypto for Linux 

MSCCrypto includes collection of the best encryption and hashing algorithms: RSA, AES, Blowfish, Twofish, MD5, SHA1 and 32-bit CRC checksum. Includes PGP/OpenPGP compatible component
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Crypto 2000 

Crypto is a small, easy to use, file encryption utility. Simply drag and drop files and folders to quickly protect your sensitive documents, and then enter an encryption key to encode and decode the files you want to protect from prying eyes.
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Top Secret Crypto Gold 

Top Secret Crypto Gold includes Top Secret Chat and Top Secret Journal, along with file and e-mail encryption. Includes spell checking for e-mail, journal, and chatting. Free for personal private use. Commercial use requires an inexpensive license.
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1st Privacy Tool for Windows 

1st Privacy Tool is a security utility that allows you to restrict access to Windows important resources. This utility helps you to keep your computer in order. It enables you to impose a variety of access restrictions to protect your privacy.
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BigSpeed Secure Socket Library 

ActiveX control for secure private networking with 128-bit AES encryption and on-the-fly compression. Offers message-oriented protocol over single TCP connection. Information is exchanged through typed data packets identified by a command code.
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P-Encryption Suite 

P-Encryption Suite is a powerful encryption program for the windows operating system that lets you keep your personal files private. Easily take your encrypted data with you anywhere you go by using CD/DVD encryption.
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