Although some channels have been removed, the curation process is considered opaque and insufficient by analysts. Such instructions could actually endanger people — citizens receive air strike warnings via smartphone alerts. "This time we received the coordinates of enemy vehicles marked 'V' in Kyiv region," it added. Telegram does offer end-to-end encrypted communications through Secret Chats, but this is not the default setting. Standard conversations use the MTProto method, enabling server-client encryption but with them stored on the server for ease-of-access. This makes using Telegram across multiple devices simple, but also means that the regular Telegram chats you’re having with folks are not as secure as you may believe.
from ua
