9f3c7a8d2e4b1c6f5a7d8e9b0c2f4a1d
Copy
MTProto 2.0 (AES-256-IGE + SHA-256) - MTProto 2.0 uses AES-256-IGE symmetric encryption combined with SHA-256 message authentication. Each session uses unique ephemeral keys negotiated via Diffie-Hellman, making it impossible to decrypt past traffic even if a session key is later compromised.