Security of data：练习题

What is the primary function of encryption when transmitting data across a network?

Which protocol provides encrypted communication and secure identity verification between a web client and a web server over the internet?

Which security threat uses voice phone calls or voice messages to manipulate individuals into disclosing confidential financial or personal information?

Which security threat involves installing malicious code on a computer or server that redirects a user to a fake website, even if they type the correct URL into their browser?

Which type of malware secretly monitors and logs a user's keystrokes to steal passwords and credit card numbers without the user's consent?

Explain how a software firewall protects data stored on a local computer connected to the internet.

Compare the methods used in phishing and pharming to obtain a user's private credentials, highlighting how they differ in their approach to redirecting the victim.

Explain the process of Two-Factor Authentication (2FA) and how it provides better protection for data than using a single password.

Data security is a major concern for individuals using online banking.
(a) Define the term pharming and explain how it differs from phishing.
(b) Identify one method a user can use to recognize if they have been redirected to a fraudulent website.