DEF CON 31 - Austin Emmitt’s ‘Apple’s Predicament - NSPredicate Exploitation On macOS And iOS’ → December 11, 2023 by Marc Handelman in DEF Con 31, DEFCONConference, Security Conferences, Information Security, Cybersecurity, Cybersecurity Education, Infosecurity Education, Security Architecture DefCon Conference 31 presenters content. Originating from the conference events at Caesars Forum, Flamingo, Harrah’s and Linq in Las Vegas, Nevada; via the organizations YouTube channel.