Nuance Gatekeeper

Cloud-native biometric security for every channel

Authenticate and prevent fraud with AI and biometrics.

Make life easier for customers—and harder for fraudsters

Nuance Gatekeeper is a cloud‑native biometric security solution that authenticates legitimate persons and detects fraudsters wherever and however they engage.

Gatekeeper layers numerous biometric and non‑biometric factors into a central AI risk engine to deliver more successful authentications and higher fraud detection rates through a unified solution.

Report: Opus Research Intelligent Authentication and Fraud Prevention Thumbnail

Opus Research Intelligent Authentication and Fraud Prevention Intelliview

Discover why Opus Research named Nuance as the top platform provider in its annual market assessment, highlighting our “comprehensive integrated authentication and fraud prevention solution across digital and voice channels.”

Industry-leading performance

of audio to authenticate


detection of fraud


authentication success rate

AI Risk Engine

Deep neural networks transparently analyze biometric, non-biometric, and other available data to make intelligent authentication and fraud risk assessments.

Platform features

Award‑winning voice biometrics software solutions

Learn why the GSMA awarded Gatekeeper its Global Mobile (GLOMO) Award for Best Mobile Authentication & Security Solution.

Nuance biometrics security Global Mobile Awards Logo

Proven outcomes

More than 500 organizations worldwide trust Nuance for authentication and fraud prevention solutions. Every year, Nuance customers secure over 8 billion transactions and prevent more than $2 billion in fraud losses.

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Data sheet
Analyst report

Learn how you can streamline, protect, and personalize every customer and employee interaction.