Groups are also not fully encrypted, end-to-end. This includes private groups. Private groups cannot be seen by other Telegram users, but Telegram itself can see the groups and all of the communications that you have in them. All of the same risks and warnings about channels can be applied to groups. Despite Telegram's origins, its approach to users' security has privacy advocates worried. "He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said. In this regard, Sebi collaborated with the Telecom Regulatory Authority of India (TRAI) to reduce the vulnerability of the securities market to manipulation through misuse of mass communication medium like bulk SMS. Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels.
from sg