Stanford researchers: Twitter didn't stop uploads of 40+ known child sexual abuse images in recent months; the issue seemed fixed in May after staff were told
Social-media platform has now improved its detection system, Stanford Internet Observatory was told Mastodon: @alex@cybervillains.com and @alex@cybervillains.com Mastodon: Alex Stamos / @alex@cybervillains.com : @det @Noupside — For the part of our investigation that involved Twitter, we gathered tweet metadata via Twitter's API. As a precaution, we used an ingest pipeline that did not store media, but sent media URLs to PhotoDNA, Microsoft's service for detecting known CSAM. Alex Stamos / @alex@cybervillains.com : In the course of conducting a large investigation into online child exploitation, our team at the Stanford Internet Observatory discovered serious failings with the child protection systems at Twitter. …