Author's Profile
About Zia Hayat
Zia Hayat is CEO of Callsign, a company that specializes in frictionless identification. Zia has a PhD in information systems security from the University of Southampton and has worked in cybersecurity for both BAE systems and Lloyds Banking Group. He founded Callsign in 2012 with the mission to seamlessly power the identification of every web, mobile and physical interaction.
Articles by Zia Hayat