← Back to BrewedIntel
othermediumAI Voice DeepfakeVishing

Feb 23, 2026 • ESET WeLiveSecurity

Faking it on the phone: How to tell if a voice call is AI or not

This article addresses the emerging threat of AI-generated voice deepfakes in telephone communications, posing significant challenges for business...

Source
ESET WeLiveSecurity
Category
other
Severity
medium

Executive Summary

This article addresses the emerging threat of AI-generated voice deepfakes in telephone communications, posing significant challenges for business verification and security. As AI technology advances, threat actors can now convincingly mimic human voices, making it increasingly difficult to distinguish legitimate calls from fraudulent ones. The primary risk involves social engineering attacks where attackers impersonate executives, colleagues, or trusted contacts to extract sensitive information or authorize fraudulent transactions. Organizations should implement multi-factor verification protocols, establish out-of-band confirmation procedures for sensitive requests, and educate employees about this evolving threat vector. Proactive monitoring and updated security policies are essential to mitigate the risks associated with AI-powered voice manipulation technologies.

Summary

Can you believe your ears? Increasingly, the answer is no. Here’s what’s at stake for your business, and how to beat the deepfakers.

Published Analysis

This article addresses the emerging threat of AI-generated voice deepfakes in telephone communications, posing significant challenges for business verification and security. As AI technology advances, threat actors can now convincingly mimic human voices, making it increasingly difficult to distinguish legitimate calls from fraudulent ones. The primary risk involves social engineering attacks where attackers impersonate executives, colleagues, or trusted contacts to extract sensitive information or authorize fraudulent transactions. Organizations should implement multi-factor verification protocols, establish out-of-band confirmation procedures for sensitive requests, and educate employees about this evolving threat vector. Proactive monitoring and updated security policies are essential to mitigate the risks associated with AI-powered voice manipulation technologies. Can you believe your ears? Increasingly, the answer is no. Here’s what’s at stake for your business, and how to beat the deepfakers. Can you believe your ears? Increasingly, the answer is no. Here’s what’s at stake for your business, and how to beat the deepfakers.