A bit more on Twitter/X’s new encrypted messaging
Don't use Session - Round 2
A Response to Recent Claims About Session's Security Architecture
Don’t Use Session (Signal Fork) - Dhole Moments
Security Issues in Matrix’s Olm Library - Dhole Moments
SimpleX Chat: private and secure messenger without any user IDs (not even random)
Session Protocol: Technical implementation details - Session Private Messenger
Signal crossplatform list of features
Unofficial Wiki
Signnal Usernames Unofficial Wiki
Element | Secure collaboration and messaging
Most Secure Communication Platform | Wire
Cwtch: Decentralized, Surveillance Resistant Infrastructure
Signal Messenger: Speak Freely
Session | Send Messages, Not Metadata. | Private Messenger
Secure messaging, anywhere - Briar
Speek! Decentralized and Secure Messenger
Molly
Threema – The Secure Messenger For Individuals and Companies
A New Kind of Instant Messaging
Guide to Secure Group Chat and Conferencing Tools
Locking down Signal
Upgrading WhatsApp security
Oversec | F-Droid - Free and Open Source Android App Repository