The gold standard of encryption, known as end-to-end encryption, where only the sender and person who receives the message are able to see it, is available on Telegram only when the Secret Chat function is enabled. Voice and video calls are also completely encrypted. In the past, it was noticed that through bulk SMSes, investors were induced to invest in or purchase the stocks of certain listed companies. Some privacy experts say Telegram is not secure enough 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.
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