Two-factor authentication (2FA): what it means
Two-factor authentication asks for a second proof besides your password when you log in: an SMS code, a code from an app or a security key. Even if your password is stolen, nobody can get in without the second step. Turn it on for Telegram and email.
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Cybersecurity · Phishing · Encryption
This is general information, not legal advice. Check the exact rules with an official source.