tele.gaChannel @RuCTF has suspended its broadcast. But don't worry, we still have a lot of good others:
addmeto
addmeto @ telegram, 47399 members
Яндекс
yandex @ telegram, 19569 members
Now-ka
now_ka @ telegram, 4758 members
Осенило - написал
screenspiration @ telegram, 2936 members
Тут Porta.Fi или где?
PortaFi @ telegram, 1729 members
Тобетра
tobetra @ telegram, 406 members