Technology For Good

Philip Hölzenspies is a Software Engineer at Facebook. He also works to maintain the platform’s PhotoDNA infrastructure, which helps accelerate the identification, removal and reporting of child abuse imagery. In the (online) Child Safety space, tech companies get to forget…

Courtney Gregoire works as a senior attorney in Microsoft's Digital Crimes Unit, where she fights technology-facilitated crime against vulnerable populations including children and the elderly. Her blog post is part of Thorn’s hashing series, which highlights the benefits of hashing…

John Shehan is the Vice President of the Exploited Child Division at the National Center for Missing & Exploited Children. He also serves as Vice President to INHOPE, a network of international hotlines combatting child sexual abuse online, and as…

Project Vic members work together to combine and aggregate images and classified image hashes. Then these groups use the hashes to sweep a suspect’s hard drives and devices to classify images. This practice can ultimately pre-classify up to 85% of…