Prospective Licensees of U.S. Patent 5,699,431 "Method for Efficient Managment of Certificate Revocation Lists (CRLs) and Update Information" should review, print and sign this license.

Keep one copy for yourself and mail the other one to:

Entrust Inc.
Attn: Chief Governance Officer
One Hanover Park
16633 Dallas Parkway
Suite 800
Addison, Texas
USA 75001