After fleeing Russia, the brothers founded Telegram as a way to communicate outside the Kremlin's orbit. They now run it from Dubai, and Pavel Durov says it has more than 500 million monthly active users. Anastasia Vlasova/Getty Images Despite Telegram's origins, its approach to users' security has privacy advocates worried. The Russian invasion of Ukraine has been a driving force in markets for the past few weeks. On Feb. 27, however, he admitted from his Russian-language account that "Telegram channels are increasingly becoming a source of unverified information related to Ukrainian events."
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