In October of 2000, Felt was awarded United States Patent No. 6,128,742 for "Method of authentication based on intersection of password sets".
Felt died at 41 in the crash of United Airlines flight 93 in the September 11, 2001 Terrorist Attack. He was on a last minute business trip to San Francisco for BEA Systems. Another employee of BEA Systems, Kenneth W. Basnicki was visiting the World Trade Center for a conference and died in the attack.
He is survived by his wife, Sandra; daughters Adrienne, 14, and Kathryn, 11; and other family.
Tributes and Comments
See September 11, 2001 Terrorist Attack/Casualties.