9to5Google

Google, Apple start testing encrypted RCS on Android and iOS 26.4

Google and Apple today announced that testing of encrypted RCS messaging between Android and iPhone is now underway.

Apple is finally starting to test secure RCS messaging between iPhone and Android

Apple added RCS to the iPhone, but crucially, the current implementation lacks end-to-end encryption. That's changing in the latest beta.

Apple Begins Testing End-to-End Encryption for RCS Messages in iOS 26.4 Beta

Apple is testing secure messaging between Android and iOS devices with iOS 26.4, iPadOS 26.4, and macOS Tahoe 26.4. The ...
Macworld

iOS 26.4 beta 2 is out now, expanding RCS encryption testing

Update February 23: The second beta of iOS 26.4 is out now for developers. It expands the testing environment for RCS encryption to include iPhone-to-Android messages.
9to5Google

Apple starts testing end-to-end RCS encryption on iPhone, but without Android support

Within the changelog of the iOS 26.4 beta, Apple details that it is now testing end-to-end encryption in RCS messaging on ...