https://www.dotnetzone.gr:443/cs/blogs/birbilis/archive/2011/09/09/microsoft-file-checksum-integrity-verifier-fciv.aspxI recently came across a very useful Microsoft tool (FCIV) that can compute and store (as XML) checksums (MD5, SHA1 or both hashes) of folders/files you want and can also be used to later on verify the checksum lists to see if they’ve been tampered with.elCommunityServer 2.1 SP3 (Build: 20423.1)