Diffie: Privacy laws could hurt the little guy

As a co-inventor of public key cryptography, Whitfield Diffie has been credited with making privacy possible in the digital age. In his day job as Sun Microsystems Inc.'s Chief Security Officer, he works out of a corner office in the Sun Labs. Though he describes his job as a "marketing" position, Diffie doesn't sound anything like a corporate pitch man. In this interview, he shares his thoughts on Microsoft, security, and privacy.