"There is a significant risk of insider threat or hacking of Telegram systems that could expose all of these chats to the Russian government," said Eva Galperin with the Electronic Frontier Foundation, which has called for Telegram to improve its privacy practices. Sebi said data, emails and other documents are being retrieved from the seized devices and detailed investigation is in progress. Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels. However, the perpetrators of such frauds are now adopting new methods and technologies to defraud the investors. Some privacy experts say Telegram is not secure enough
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