In 2018, Russia banned Telegram although it reversed the prohibition two years later. Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels. But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. This ability to mix the public and the private, as well as the ability to use bots to engage with users has proved to be problematic. In early 2021, a database selling phone numbers pulled from Facebook was selling numbers for $20 per lookup. Similarly, security researchers found a network of deepfake bots on the platform that were generating images of people submitted by users to create non-consensual imagery, some of which involved children.
from vn
