Secure Messaging Apps: End-to-End Encryption Comparison

Not all messaging apps offer the same security.

Security Features Comparison

Signal: E2EE default, open source, minimal metadata
WhatsApp: E2EE default, metadata collected
Telegram: E2EE optional (Secret Chats only)
iMessage: E2EE for Apple-to-Apple
Matrix/Element: E2EE, federated, open source

Key Considerations

- Default E2EE vs optional
- Metadata collection
- Open source verification
- Key verification methods
- Disappearing messages

Recommendations

- Signal for high security needs
- Matrix for organizational use
- Verify security settings