Telegram is still leaking user IP addresses to contacts | TechCrunch

A security researcher has created a tool that allows someone to find out the IP address of a Telegram contact just by calling them. Denis Simonov, a security researcher, who is also known as n0a, recently highlighted the issue and wrote a simple tool to exploit it. TechCrunch verified the researcher’s findings by adding Simonov to the contacts of a newly created Telegram account. Simonov then called the account, and shortly after provided TechCrunch with the IP address of the computer where ...