Telegram's privacy feature failed to delete self-destructing video files

Telegram's 'Secret chat' feature offers increased privacy than the standard chats. Security researcher Dhiraj Mishra has discovered a vulnerability in the Secret Chat feature on Telegram 7.3 where self-destructing media is not deleted from recipients' devices. Mishra also discovered that Telegram was storing user's local passcodes to unlock the app in plain text on the device. Read more...