Len Sassaman is a communication security consultant specializing in Internet privacy and anonymity technologies. Len has been a strong defender of personal rights through technology. As a volunteer, he has lent his expertise to human rights organizations, victim support groups, and civil liberties organizations. He is a frequent contributor to online discussions of electronic privacy issues and has contributed to the development of free software privacy utilities. Len is an anonymous remailer operator and is currently project manager for Mixmaster, the most advanced remailer software available. Previously, he was a software engineer for PGP Security, the provider of the world's best known personal cryptography software.