John Callahan

Opinions expressed by ICN authors are their own.

John Callahan, Chief Technology Officer at Veridium, is responsible for the development of the company’s world class enterprise-ready biometric solutions, leading a global team of software developers, computer vision scientists and sales engineers. He has previously served as the Associate Director for Information Dominance at the U.S. Navy’s Office of Naval Research Global, London UK office, via an Intergovernmental Personnel Act assignment from the Johns Hopkins University Applied Physics Laboratory. John completed his PhD in Computer Science at the University of Maryland, College Park.

The opinions expressed in this blog are those of John Callahan and do not necessarily represent those of IDG Communications, Inc., its parent, subsidiary or affiliated companies.

Double assurance: Biometric transaction signing on the blockchain

Biometrics can provide better data provenance

Biometrics can provide better data provenance

Data provenance is "showing your work": the entire historical record for any piece of data, stored and searchable. Given the high stakes of its data and the tight regulations around its practices, the financial industry is...

Could iris recognition be coming to the enterprise?

Could iris recognition be coming to the enterprise?

Iris recognition will be widely included in future mobile devices reducing the hardware investment and potentially preventing fraudulent access via biometric authentication

Mobile devices: The 'last mile' to enterprise biometrics

Mobile devices: The 'last mile' to enterprise biometrics

Businesses need to completely secure access to their systems and data and be certain that only those who are granted access have it

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