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Hash-Based Detection

The use of hash-based detection methods for CSAM, including PhotoDNA and VHIP

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2 results
Feb 6, 2026

How do PhotoDNA and other hash‑based tools work in cloud storage scanning, and what are common evidentiary challenges?

and related perceptual-hash tools create compact, privacy-preserving “fingerprints” of images that can be matched against a database of known illegal material, enabling automated scanning at cloud sca...

Feb 4, 2026

What steps has X taken to detect and remove CSAM in 2025-2026? What tools are employed (e.g., PhotoDNA)?

In 2025–2026, combined proprietary with account suspensions and reporting to law enforcement and , while also deploying AI moderation (Grok) that critics say produced harmful outputs and coincided wit...