A (t, n) threshold proxy signature scheme enables an original signer to delegate the signature authority to a proxy group of n member such that t or more than t proxy signers can ...
With the rapid advance of the Internet, a large amount of sensitive data is collected, stored, and processed by different parties. Data mining is a powerful tool that can extract ...
Cryptography is the ancient science of encrypting messages so that only the sender and receiver can recover them. To achieve this goal, an agreed key between the sender and receive...
To sign with RSA, one usually encodes the message m as µ(m) and then raises the result to the private exponent modulo N. In Asiacrypt 2000, Coron et al. showed how to build a secu...
We present an attack on DSA smart-cards which combines physical fault injection and lattice reduction techniques. This seems to be the first (publicly reported) physical experimen...
David Naccache, Phong Q. Nguyen, Michael Tunstall,...