Despite Telegram's origins, its approach to users' security has privacy advocates worried. In 2018, Russia banned Telegram although it reversed the prohibition two years later. Stocks dropped on Friday afternoon, as gains made earlier in the day on hopes for diplomatic progress between Russia and Ukraine turned to losses. Technology stocks were hit particularly hard by higher bond yields. In this regard, Sebi collaborated with the Telecom Regulatory Authority of India (TRAI) to reduce the vulnerability of the securities market to manipulation through misuse of mass communication medium like bulk SMS. 'Wild West'
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