Telegram is closed source so we can&#x27;t verify that they implemented encryption properly, and only Secret Chats have the messages encrypted.<p><a href="https:&#x2F;&#x2F;telegram.org&#x2F;faq#q-so-how-do-you-encrypt-data" rel="nofollow">https:&#x2F;&#x2F;telegram.org&#x2F;faq#q-so-how-do-you-encrypt-data</a>