Pro File Security Tools (File Checksum Integrity & File Encryption Decryption) is a freeware designed to help user Checksum Integrity (MD2,MD4,MD5,SHA1,SHA256,SHA384 AND SHA512) of file downloaded from internet . Pro File Security Tools can calculate also CRC-32 (Cyclic Redundancy Check 32) also with this program we can encrypt or decrypt file.
Pro File Security Tools is also very small, self-contained and will run on all versions of Windows out-of-the-box with no annoying "runtimes" required!