While iPhone to iPhone and Android to Android messages are secure, sending a message between the two platforms is not.

OS 18 brings all new formatting and effects to your Messages conversations, including custom emoji with Apple Intelligence.

While RCS offers many features that iPhone users have long ... appear as green bubbles in Apple's Messages app, but they will be accompanied by the label "Text Message – RCS" in the conversation ...

U.S. officials urge citizens to use encrypted messaging and calls wherever they can—here’s what you need to know.