The gold standard of encryption, known as end-to-end encryption, where only the sender and person who receives the message are able to see it, is available on Telegram only when the Secret Chat function is enabled. Voice and video calls are also completely encrypted. Recently, Durav wrote on his Telegram channel that users' right to privacy, in light of the war in Ukraine, is "sacred, now more than ever." I want a secure messaging app, should I use Telegram? But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. Some privacy experts say Telegram is not secure enough
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