Interestingly enough the person who wrote the white paper for the signal protocol implementation in Googles RCS, Emad Omara, now works for Apple https://www.gst

Interestingly enough the person who wrote the white paper for the signal protocol implementation in Googles RCS, Emad Omara, now works for Apple https://www.gstatic.com/messages/papers/messages_e2ee.pdf https://www.gstatic.com/messages/papers/messages_e2ee.pdf