"The argument from Telegram is, 'You should trust us because we tell you that we're trustworthy,'" Maréchal said. "It's really in the eye of the beholder whether that's something you want to buy into." 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. Despite Telegram's origins, its approach to users' security has privacy advocates worried. So, uh, whenever I hear about Telegram, it’s always in relation to something bad. What gives? Some privacy experts say Telegram is not secure enough
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