The result is if you want to send a safe RCS message between Android devices, you need to use Google messaging app for both EXS; Using E2EE using a well-efficient signal rule. Similarly, Apple welcomed RCS Emessage last year, but by the implementation of E2EE.
In short, it is confusing. This is one reason why alternatives such as WhatsApp and a signal, both of which use and apply the signal rule, are very popular; You get an E2ee in the box without complying anxieties, and allow teams to reach 1,024 members.
Having one protocol, MLS, to cover E2EE to change this story. Now RCS with MLS can provide advanced materials including large, sensitive groups that require a lot of communication-to-lot. Currently, if you are one user in the party using the RCS app without a compatible e -2ee, the safety of all party discussion can be taken. MLS offers the entire app for the ITF Standard maker to aim.
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