HashCalc 

Fast calculator to compute hash, checksum, HMAC values for file, text and hex string. Supports MD2,MD4,MD5, SHA1,SHA2, RIPEMD160,PANAMA,TIGER, CRC32,ADLER32 algorithms and the hash used in eMule/eDonkey(eDonkey2000,ed2k). Good to check/compare files.
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Olvio.Ecommerce for Authorize.Net 

Olvio.Ecommerce is a payment processing class library for the Authorize.Net gateway. It includes all the latest features, SIM and AIM integration methods, CC and ECHECK processing, hash validation, response stream reader and more.
payment processing authorize.net credit card echeck shopping cart

HIME: Huge Integer Math and Encryption 

Library with encryption functions (public key/secret key) and huge integer math functions. RSA public key, AES (Rijndael) secret key encryption, SHA-256 hash function, PRNG: Blum-Blum-Shub and RSA, Diffie-Hellman. For every programming language.
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Iside 

Iside is a message digest computing tool. It can be used for file integrity checking. It also compares files and folders by computing their hash code (MD5,SHA1,CRC32,...).
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Atelier Web Remote Commander 

Lets you manage servers and workstations from your local computer. AWRC does not require that you install any software on the remote machine. This turns the software particularly useful for accessing remote machines without any previous preparation.
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ASP/Encrypt 

ASP/Encrypt is a server side COM component that allows web developers to strong encrypting and decrypting of text and files. Supports the latest industry-standard strong encryption and hashing algorithms.
asp com activex component php crypt encrypt decrypt cipher