In many network communications it is crucial to be able to authenticate both the contents and the origin of a message. Digital signatures based on public key schemas are used for such authentication.

At this week’s Crypto 2004 conference in California, several papers were presented that demonstrated vulnerabilities in algorithms that are often used to create digital signatures. Although the ...

The recently enacted Electronic Signatures in Global and National Commerce Act grants electronic signatures and contracts the same legal weight as handwritten signatures on printed documents and will ...