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. Sebi said data, emails and other documents are being retrieved from the seized devices and detailed investigation is in progress. Some privacy experts say Telegram is not secure enough But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. The Securities and Exchange Board of India (Sebi) had carried out a similar exercise in 2017 in a matter related to circulation of messages through WhatsApp.
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