It sounds like you just need to sign each file and store a db of all the signatures so you can verify them later. Unless you think you need to go through and do format verification of each file to ...

A signature should be small. This article considers a DS implementation example for binary file integrity checking in Linux (64-bit ELF). We will use a direct DS when only a sender and a recipient are ...

Did you download a large file? Or do you have a file that you have a suspicion about? The best way to ensure the file comes from a verified source is by measuring its checksum. A checksum is almost ...

Follow the procedure in this post to verify the integrity of the game files on Steam, Epic, GOG Galaxy, Ubisoft Connect, Origin, Battle.net, and Rockstar Games Launcher on your Windows PC. Game files ...