The provider of Internet trust assurances said it was transitioning from MD5 to the SHA-1 algorithm for its new RapidSSL brand certificates. It also pledged to reissue any RapidSSL certificates ...

A recent, yet to be proven paper claiming to have found a way to "destroy the RSA cryptosystem" has cryptographers asking what might replace it. What if a big crack appeared overnight in the ...

The digital equivalent of an ID card used in conjunction with a public key encryption system. Also called a "digital ID," "digital identity certificate," "identity certificate" and "public key ...

OpenPGP installations can grind to a halt and fail to verify the authenticity of downloaded packages as the keyserver network has been flooded with bogus extra signatures attesting ownership of a ...

A digital signature, an asymmetric cryptography is designed using VHDL. The implementation has a Message Digest block and a RSA block. Implemented Digital Signature Algorithm on a Spartan 3 FPGA board ...