callsign.comEnterprise SoftwareFounded: 2010Funding to Date: $178.09MM
Callsign is an AI-enabled authentication platform. The Callsign authentication suite, which includes multi-factor authentication (MFA) allows users to discern which authentication steps are necessary at which point in their customers' journey. Callsign was founded in 2010 by Zia Hayat Ph.D. and Ian Welch and is headquartered in Palo Alto, CA.
