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

February 23, 2026 · WeLiveSecurity · Severity: MEDIUM

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.

Key Takeaways

  • ESET explains how to tell if a voice call is AI-generated, as deepfake voice calls threaten businesses.
  • Believing your ears is increasingly risky given advances in AI voice cloning and deepfake technology.
  • Businesses should verify high-risk calls through secondary channels and train staff to spot AI voice fraud.
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