Artem Kliuchnikov and his family fled Ukraine just days before the Russian invasion. But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. In the past, it was noticed that through bulk SMSes, investors were induced to invest in or purchase the stocks of certain listed companies. "This time we received the coordinates of enemy vehicles marked 'V' in Kyiv region," it added. But Telegram says people want to keep their chat history when they get a new phone, and they like having a data backup that will sync their chats across multiple devices. And that is why they let people choose whether they want their messages to be encrypted or not. When not turned on, though, chats are stored on Telegram's services, which are scattered throughout the world. But it has "disclosed 0 bytes of user data to third parties, including governments," Telegram states on its website.
from br