In the past, it was noticed that through bulk SMSes, investors were induced to invest in or purchase the stocks of certain listed companies. 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." Some privacy experts say Telegram is not secure enough Sebi said data, emails and other documents are being retrieved from the seized devices and detailed investigation is in progress. Despite Telegram's origins, its approach to users' security has privacy advocates worried.
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