Cyber Security 面试题与答案
问题 21. What is the concept of a security perimeter?
A security perimeter is the boundary that separates an organization's internal network from the external environment. It is defined by security devices such as firewalls and intrusion detection systems.
问题 22. Explain the term 'malware' and provide examples.
Malware, short for malicious software, is software designed to harm or exploit systems. Examples include viruses, worms, Trojans, ransomware, and spyware.
问题 23. What is the principle of defense in depth?
Defense in depth is a security strategy that employs multiple layers of security controls to protect the integrity and confidentiality of information.
问题 24. What is the concept of a security patch?
A security patch is a software update designed to fix security vulnerabilities in a system or application. It helps protect against potential exploitation by attackers.
问题 25. Explain the role of an Intrusion Detection System (IDS).
An Intrusion Detection System (IDS) monitors network or system activities for malicious activities or policy violations. It can generate alerts or take preventive actions.
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