Red Bleed: A Pragmatic Near-Infrared Presentation Attack on Facial Biometric...
summary
A custom LCD paired with an 850 nm backlight and wire‑grid polarizers projects high‑contrast NIR video that fools enterprise Windows Hello modules from HP, Dell, and Lenovo; an assembled device costs about $350. Replay of recorded NIR videos on 22 subjects yields 100% unlocks, and a VAE-based VIS→NIR generator plus face swap achieves >97% success with nine ground‑truth NIR images and ~61% with one. Microsoft issues CVE 2025 and ships a patch; Apple’s depth‑based Face ID remains unaffected.
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chapters (11)
- 0:00Red Bleed research intro
- 1:16Facial recognition vulnerabilities
- 3:27IR imaging defenses
- 4:32NIR display attack idea
- 5:56Backlight bleed solution
- 7:23Pragmatic NIR attack device
- 8:05Windows Hello testing
- 8:47NIR videos from visible light
- 10:35Success rates with synthetic NIR
- 11:39Attack demonstration
- 12:01Limitations and disclosure
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