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 ...

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 ...

Adam Stone writes on technology trends from Annapolis, Md., with a focus on government IT, military and first-responder technologies. Firewalls are no longer sufficient; bad actors have demonstrated ...

Third-party programs are widely used on Windows and other operating systems. But how can you tell if a program is safe to install or not? How can you be so sure that the program file you are going to ...