Telegram: Users' IP Addresses, Phone Numbers Can Be Given to Police https://www.pcmag.com/news/telegram-users-ip-addresses-phone-numbers-can-be-given-to-police
I really assumed this was always the case. Love telegram, never had a delusion of any privacy or security.
I'm glad I left Telegram, because I knew this would eventually start happening. Durov has been blackmailed, pure and simple.