Temporary QR Codes. Any user can quickly share their contact info with others by generating a QR code from the Settings page.
If you don’t have a username and hide your phone number from everyone, the QR codes you generate will be temporary – working for just a few minutes. Temporary QR codes never share your phone number, only your chosen name.
BY Telegram Tips
Secret Chats are one of the service’s additional security features; it allows messages to be sent with client-to-client encryption. This setup means that, unlike regular messages, these secret messages can only be accessed from the device’s that initiated and accepted the chat. Additionally, Telegram notes that secret chats leave no trace on the company’s services and offer a self-destruct timer.
Telegram has exploded as a hub for cybercriminals looking to buy, sell and share stolen data and hacking tools, new research shows, as the messaging app emerges as an alternative to the dark web.An investigation by cyber intelligence group Cyberint, together with the Financial Times, found a ballooning network of hackers sharing data leaks on the popular messaging platform, sometimes in channels with tens of thousands of subscribers, lured by its ease of use and light-touch moderation.Telegram Tips from vn