[an error occurred while processing this directive] Debra Cook CV
Debra L. Cook
debbieleecook AT gmail DOT com


Work Experience

Applied Communication Sciences (formerly Telcordia), May 2009 to present

Senior Scientist, research in the areas of network and computer security, and cryptography

IDA-CCS, January 2009 to April 2009

Research staff member

Alcatel-Lucent Bell Labs Research, July 2006 to January, 2009

Projects included:

Columbia University Network Security Lab: Graduate Research Assistant, January 2002 to June 2006

Thesis: Elastic Block Ciphers
The research concerns variable length block ciphers. A method for converting any existing block cipher into one which processes variable length blocks without padding was created and analyzed both from a practical and theoretical perspective. The underlying structure allows for the creation of variable length pseudorandom and strong pseudorandom permutations.


AT&T: September 1991 to December 2004

Teaching Experience

Invited Talks and Tutorials



Journal Articles

Conference Proceedings


Committees and Professional Service