Telegram Messenger Blocks Navalny Bot During Russian Election But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. Despite Telegram's origins, its approach to users' security has privacy advocates worried. In the United States, Telegram's lower public profile has helped it mostly avoid high level scrutiny from Congress, but it has not gone unnoticed. Friday’s performance was part of a larger shift. For the week, the Dow, S&P 500 and Nasdaq fell 2%, 2.9%, and 3.5%, respectively.
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