Several years ago I wrote a small tool called ChecksumVerifier. It maintains a database of files and their checksums, and helps you verify that the files have not changed. I use it on my external hard drive backups to validate that the files are not being corrupted due to bitrot or other disk corruption. At […] The post ChecksumVerifier – A Windows Command-Line Tool to Verify the Integrity of your Files first appeared on NicJ.net.