Wondering about the the arc trainer vs. elliptical machine? Experts break down their pros and cons, plus which may be best for you.

Within five years the math for cracking encryption algorithms could become so efficient that it may render today's commonly used RSA public key cryptography algorithm obsolete, Black Hat attendees ...

A (relatively easy to understand) primer on elliptic curve cryptography Everything you wanted to know about the next generation of public key crypto.