The Russian invasion of Ukraine has been a driving force in markets for the past few weeks. In 2018, Russia banned Telegram although it reversed the prohibition two years later. But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. WhatsApp, a rival messaging platform, introduced some measures to counter disinformation when Covid-19 was first sweeping the world. Anastasia Vlasova/Getty Images
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