Alumnus Ayan Roy-Chowdhury and Professor John Baras issued U.S. Patent 8,397,062

• alum
• Ayan Roy-Chowdhury
• Baras
• patent
• source authentication

Alumnus Ayan Roy-Chowdhury (EE Ph.D. 2008) and Professor John Baras (ECE/ISR) have received U.S. Patent 8,397,062 for “Method and System for Source Authentication in Group Communications.”

The invention is a method and system for authentication. A central node for issuing certificates to a plurality of nodes associated with the central node in a network also is provided. The central node receives a first key from at least one node from among the plurality of nodes and generates a second key based on the received first key and generates a certificate for the at least one node. The generated certificate is transmitted to the at least one node.

Roy-Chowdhury is currently a technology specialist with Fish & Richardson, PC, a law firm specializing in intellectual property law in Washington, D.C.

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Published March 13, 2013