Unverified50% confidenceSolutionExact time

二次传输（将合成音视频用真设备重新录制一遍）会覆盖掉频谱指纹和微血管信号，从而绕过AI鉴定手段

1

Sources

50%

Confidence

Long-term

Relevance

7/18/2026

First Seen

Sources

How to Defend Against AI Scams: Three Essential Strategies Every Person Should Know

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