Apple Has a Private Blocklist for Ad Tech (and Your Data Vendors Are Next)
Apple is preparing to block hundreds of programmatic data companies, including CDPs, DMPs, data sellers and ID graph operators, from Safari and other browsers on iOS 27, AdExchanger reported on October 2, 2026. LiveRamp, ID5, UID2, Permutive and Audigent are already blocked. Because the list updates remotely, without an iOS