This document describes the security content of iOS 17.2 and iPadOS 17.2.| Apple Support
This document lists security updates and Rapid Security Responses for Apple software.| Apple Support
iMessage Contact Key Verification, Security Keys, and Advanced Data Protection for iCloud provide users important new tools to protect data.| Apple Newsroom
We are introducing PQ3, a groundbreaking cryptographic protocol for iMessage that advances the state of the art of end-to-end secure messaging. With compromise-resilient encryption and extensive defenses against even highly sophisticated quantum attacks, PQ3 provides protocol protections that surpass those in all other widely deployed messaging apps.| Blog - iMessage with PQ3: The new state of the art in quantum-secure messagin...