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." READ MORE The Russian invasion of Ukraine has been a driving force in markets for the past few weeks. Such instructions could actually endanger people — citizens receive air strike warnings via smartphone alerts. "There is a significant risk of insider threat or hacking of Telegram systems that could expose all of these chats to the Russian government," said Eva Galperin with the Electronic Frontier Foundation, which has called for Telegram to improve its privacy practices.
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