一个较高效率的SHA-1的C实现，VC2010使用X64编译，Release版本，比其它开源C代码大概快10 到20 -a high performance SHA-1 code in C. Compile by VC2010,in X64,release Version. It is guicker than others about 10 ~20

Fsum Frontend is a files integrity checker. It can calculate 96 hash and checksum algorithms(CRC32, MD5, SHA1, SHA2, ADLER, DHA256, FORK256, ...). You can verify your files using a .sfv/.md5/.sha1/.sha2 file or create your own checksum file.