The false positive rate for Ashton Kucher’s “Thorn” anti-CSAM system is 1 in 1000
The Thorn CSAM automated scanning system has a false positive rate of 0.1% — 1 in 1000 images are falsely tagged as containing suspected child abuse material (Via Matthew Green)
(tags: thorn scanning csam ashton-kucher eu data-privacy false-positives surveillance accuracy)