In the past, we’ve talked about several free tools designed for calculating hashes and generating Checksum files. Most lack many features, and some have an ancient-looking user interface, which is ...

Security pros often ask about the weaknesses of the Message-Digest version 5 algorithm (MD5) and whether it should still be used. MD5 is a cryptographic one-way hash function that produces a value ...

If you would like to verify two copies of files or two mirrored directories, there are some Terminal commands that will let you do just that. Topher, an avid Mac user for the past 15 years, has been a ...

If your PC is your only backup, at least make it corruption-proof—here's how ...

This will be a technical article introducing file hashes, how to generate hashes with PowerShell and, when copying files, how to use hashes to your advantage to ensure file copies were successful.