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 enables frictionless, fast, and accurate authentication for legitimate persons while detecting and preventing fraudsters wherever—and however—they engage.

Opus Research 2022 Intelligent Authentication and Fraud Prevention Intelliview

Learn why Nuance was named as market leader with Nuance Gatekeeper accurately authenticating voiceprints faster than any other vendor.

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.

Always a step ahead

Gatekeeper continuously evolves to meet new threats to security, layering biometric and non‑biometric factors into a central AI risk engine to deliver more successful authentications and higher fraud detection rates.

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.

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
Case study

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