Which reminds me of the announcement while ago about Whisper Systems is helping WhatsApp implementing E2E [0]. I don't think I've heard ever since about it, and

Which reminds me of the announcement while ago about Whisper Systems is helping WhatsApp implementing E2E [0]. I don't think I've heard ever since about it, and not even sure if that functionality is built into WhatsApp now... [0]: https://whispersystems.org/blog/whatsapp/ https://whispersystems.org/blog/whatsapp/