FreeSpeech enables fully transparent and secure voice biometric authentication within the call center. By analyzing a caller's voice during a natural conversation with an agent, FreeSpeech can validate legitimate caller identity as well as detect known fraudsters in real-time. Trusted by organizations around the world, including some of the largest financial institutions to secure high-risk transactions and telecom service providers to reduce call center operating costs, FreeSpeech delivers the ultimate customer experience through passive authentication. Callers are not required to say a passphrase to validate their identity and enrollment is also conducted passively. Organizations can deploy voice biometrics with no effort required on the part of their customers.