Silicon Valley Misses the Call Centre Reality of Voice Biometrics
Yes, AI can clone voices. No, that doesn't mean abandoning voice biometrics. Perfect security that excludes legitimate customers isn't security at all.
Matt Smallman, independent adviser
I help organisations improve the usability, efficiency and security of their call centre identification, authentication and fraud prevention processes.
I am an independent expert in the design, delivery and optimisation of modern call centre security technologies like Voice Biometrics, Network Authentication and Fraud Detection.

Quicker, easier and more secure experiences for over 250 million calls, for organisations including










Featured insight
Market PerspectivesAgentic AI callers are already in your contact centre: fraudsters, parasitic bots and shadow agents. The threat taxonomy and a detection-first response.
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Analysis of call centre authentication, voice biometrics and fraud, newest first.
All 36 articlesYes, AI can clone voices. No, that doesn't mean abandoning voice biometrics. Perfect security that excludes legitimate customers isn't security at all.
How call centre security terminology reveals organisational thinking and creates customer vulnerabilities: authentication vs verification vs confirmation.
Voice biometrics migration guide for Microsoft/Nuance Gatekeeper, Security Suite and Amazon Connect Voice ID users. Partner selection and planning advice.
How to protect your Nuance Gatekeeper investment and turn Microsoft's voice biometrics exit into a strategic opportunity: a practical guide.
What Microsoft's retreat from Nuance's voice biometrics means for call centre security, and why Security Suite and Gatekeeper users must plan now.
Discover the risks synthetic speech and deep fakes pose to call centres, and the hierarchy of threats to consider when reviewing security measures.
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I deliver bespoke consulting engagements to transform call centre security, at every stage: from building the business case through implementation and optimisation.
Tools
The calculators model what voice biometrics or network authentication would change in your call flows. They run in your browser; nothing you type is sent anywhere.
Glossary: the terms, defined plainlySource: SymNex voice biometrics calculator, at its default inputs.

The book
A proven way to upgrade security, efficiency and caller experience
If your call centre security relies on questions everyone knows the answers to, or passwords that no one can remember, then your process isn't truly secure, and your customers deserve better.

About Matt
My mission is to eliminate frustrating, time-consuming and pointless security processes from call centres worldwide.
After leading the world's first voice biometrics implementation for call centre authentication in 2012, I founded SymNex Consulting and wrote Unlock Your Call Centre to help organisations bridge the gap between modern security potential and operational reality.
Today, I advise leading organisations across North America and Europe.