Example image of eyePlorer eyePlorer map for 'Simple file verification': Checksum Cyclic redundancy check Authenticity Data corruption Computer data storage Copying Software bug Transmission (telecommunications) Hash function Collision (computer science) Type I and type II errors Collision resistance Collision attack Cryptographic hash function MD5 Md5sum SHA hash functions Sha1sum Unix Parchive Rsync Plain text Microsoft Windows CDisplay SFV