In the past, it was noticed that through bulk SMSes, investors were induced to invest in or purchase the stocks of certain listed companies. Despite Telegram's origins, its approach to users' security has privacy advocates worried. Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels. Some privacy experts say Telegram is not secure enough "He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said.
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