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New technique protects consumers from voice spoofing attacks

24
Jun
2020
New technique protects consumers from voice spoofing attacks

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Researchers from CSIRO’s Data61 have developed a new technique to protect consumers from voice spoofing attacks.

Fraudsters can record a person’s voice for voice assistants like Amazon Alexa or Google Assistant and replay it to impersonate that individual. They can also stitch samples together to mimic a person’s voice in order to spoof, or trick third parties.

Detecting when hackers are attempting to spoof a system

The new solution, called Void (Voice liveness detection), can be embedded in a smartphone or voice assistant software and works by identifying the differences in spectral power between a live human voice and a voice replayed through a speaker, in order to detect when hackers are attempting to spoof a system.

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