Yuli Wu
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126
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Crypto×1ML×1Sound×1
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2026
STEP: Detecting Audio Backdoor Attacks via Stability-based Trigger Exposure Profiling
STEP introduces a novel, black-box, retraining-free detector that profiles audio samples using dual perturbation branches to detect backdoor attacks by exploiting the characteristic instability of hidden triggers.
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Papers
cs.CRcs.LGcs.SDRecentMar 18, 2026
STEP: Detecting Audio Backdoor Attacks via Stability-based Trigger Exposure Profiling
Kun Wang, Meng Chen, Junhao Wang, Yuli Wu +5 more
STEP introduces a novel, black-box, retraining-free detector that profiles audio samples using dual perturbation branches to detect backdoor attacks by exploiting the characteristic instability of hid…
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