MD5 Checksum files are sometimes required when transferring files over the internet, to ensure data integrity.
More information on : https://en.wikipedia.org/wiki/MD5
MD5 for DDP Folders
When generating a DDP in Disc Write, a MD5 file is created by default.
The checksum type can be accessed in DDP Folder Settings.
MD5 for other files
MD5 files can be generated for any kind of file (PMI, WAV, PMF, ....)
Download and install MD5Summer http://www.md5summer.org/download.html