A password can be stolen. The way you swipe tells a different story. Callsign is turning everyday gestures into evidence of identity - and giving banks a way to decide when to ask for more.
Illuma (Illuma Labs) is a Plano, Texas fintech that secures phone conversations for credit unions and community banks. Its flagship product, IllumaSHIELD, uses AI-powered passive voice biometrics to verify callers in seconds - replacing security questions and PINs - while a dedicated deepfake-detection engine and layered multifactor checks defend contact centers against synthetic-voice and social-engineering fraud.