By checking the MD5, SHA-1, or SHA-256 checksum of a file, you can verify the integrity of the file and ensure that it has ...

Microsoft provides a free but unsupported command-line utility called File Checksum Integrity Verifier (FCIV) that computes MD5 or SHA-1 cryptographic ... time you want to run the command.

When you download application installers and other files from the Internet, you may see a verification checksum associated with it. Here is how to use that number. Topher, an avid Mac user for the ...