http://yw7nc56v4nsudvwewhmhhwltxpncedfuc43qbubj4nmwhdhwtiu4o6yd.onion/t/why-we-abandoned-matrix-the-dark-truth-about-user-security-and-safety/224
Optional Encryption : End-to-end encryption is not mandatory, risking exposure of unencrypted messages in federated rooms. Fragile Encryption : Encryption relies on reliable device list updates; failures can lead to broken encryption. Device Information Leakage : Device list updates may inadvertently reveal user device information.