Readfile 

Readfile utility calculate CRC32, Adler32, MD5 and SHA1 of fille. It allows you to test the speed of memory copy and disk transfer operations under Windows 95 and Windows NT. This is a Win32 console application. C Source included.
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Hyper Hasher Suite 

The ultimate hashing utility! The Hyper Hasher Suite allows you to calculate 26 different hash/checksum and HMAC values for any file on your system, while the HashFile utility adds support for MD5 & SFV file creation and verification.
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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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QuickHash Library 

Fast, highly optimized implementation of hash, checksum, HMAC algorithms: MD2,MD4,MD5,SHA-1,SHA-2(256,384,512),RIPEMD(128,160,256,320),PANAMA,TIGER,CRC-32,CRC-16,CRC-CCITT,ADLER32. Allows calculations for files, memory blocks, strings,streaming data.
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Window Security Toolkit 

Get over 51 Advanced Security Settings for Windows with this power tool ! Window Security Toolkit helps you make windows totally secured by Providing access restrictions on the control panel, display settings, network, passwords, users and much more.
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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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