Artem Kliuchnikov and his family fled Ukraine just days before the Russian invasion. False news often spreads via public groups, or chats, with potentially fatal effects. The Security Service of Ukraine said in a tweet that it was able to effectively target Russian convoys near Kyiv because of messages sent to an official Telegram bot account called "STOP Russian War." I want a secure messaging app, should I use Telegram? Individual messages can be fully encrypted. But the user has to turn on that function. It's not automatic, as it is on Signal and WhatsApp.
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