Username and password - A way to identify yourself on a network or computer system, Authenticate - Verify your identity e.g an email or text is sent to you to verify it is you , CAPTCHA - A type of challenge-response test used in computing to determine whether or not the user is human, Firewall - A firewall monitors traffic entering and leaving a network., Encryption - Encryption is turning data into an unreadable format, that can only be understood by using a key to decrypt it.,

Computer network measures

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