End-to-end encryption for RCS messages surfaces in iOS 26.3 beta‎

Code hints in the latest iOS 26.3 developer beta indicate end-to-end encryption is finally coming to RCS messaging on iOS.RCS is already in the Messages app, but end-to-end encryption should join it soon. In March 2025, Apple and the Rich Communication Services (RCS) standards body GSMA announced that there would be end-to-end encryption support for RCS messaging on iOS. Almost a year later, there are signs that it is finally being implemented.A post on X by French developer Tiino-X83 on Monday showed what appeared to be carrier bundles in iOS 26.3's second developer beta. A screenshot shows that there's a new key titled "SupportsE2EE" added to four bundles of carriers operating in France. Continue Reading on AppleInsider | Discuss on our Forums