New REST API gives developers programmatic access to NIST FIPS 204 post-quantum document authentication — sign any ...

Learn how to use digital signatures for secure PDF signing. Discover the benefits, steps, and tools for ensuring authenticity ...

As Mastercard, Discover and American Express all plan to drop signature authentication at the point of sale, Visa is largely mum on the topic. But does it really need to weigh in? Visa has been a ...

I had this idea. Might be a good idea, might be a terrible idea. I'm no expert on security, but I wonder if any systems have ever done this? Typically, historically, authentication databases have ...

If you watch a handwriting expert authenticate a signature, they will talk about echoes of the process of signing one's name – darker or lighter lines reveal pressure variations, the shape of the ...