Availability and description of the File Checksum Integrity Verifier utility 09/08/2020 6 minutes to read D s The File Checksum Integrity Verifier (FCIV) is a command-prompt utility that computes and verifies cryptographic hash values of files. FCIV can compute MD5 or SHA-1 cryptographic hash values. These values can be displayed on the screen or saved in an XML file database for later use and ver