A family member who has taken Cal's cyber security program sent this link around saying, "I guess we should all be using Signal."

The article says that the FBI and the US Cyber Security Agency have issued an advisory to Americans - Chinese hackers have infiltrated US communication networks and can view some texts.

Android to Android are secure.
iPhone to iPhone are secure.
Android <-> iPhone are Not secure.

The article provides a bit more, and I'm sure there will be much news coverage on a technology most use but few understand.

https://www.forbes.com/sites/zakdoffman/2024/12/03/fbi-warns-iphone-and-android-users-stop-sending-texts/