John Callahan

Chief Technology Office


Dr. John Callahan is Chief Technology Officer (CTO) at Veridium, a leading biometric authentication company. Dr. Callahan recently served as Vice-Chair of the committee for the IEEE 2410-2017 Biometric Open Protocol Standard (BOPS) that specifies secure, end-to-end mobile and server-side biometric processing, encryption in-transit and at-rest, and FIDO compatibility. He also served as the Associate Director for Information Dominance at the US Navy’s Office of Naval Research Global (ONRG) London UK office from 2010-2014 via an Intergovernmental Personnel Act (IPA) assignment from the Johns Hopkins University Applied Physics Laboratory (JHUAPL) in Laurel, Maryland USA. Prior to JHU, he was a tenured Associate Professor in the Department of Computer Science and Electrical Engineering at West Virginia University (WVU) in Morgantown, WV USA and research director at the NASA Independent verification and Validation (IV&V) Facility in Fairmont, WV USA. He completed his PhD in Computer Science at the University of Maryland, College Park USA.


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