OCR Computer Science Cyber Security Revision Notes
Master OCR Computer Science Cyber Security using simple revision notes, key facts and practice questions — all generated by AI for your exam.
Cyber security involves protecting computer systems and networks from digital attacks, theft, and damage. It is essential for maintaining the confidentiality, integrity, and availability of data in an increasingly connected world.
Key Concepts
- 1Understanding different types of cyber threats (malware, phishing, etc.)
- 2Importance of firewalls and antivirus software
- 3Role of encryption in protecting data
- 4Best practices for creating strong passwords
- 5Impact of social engineering on security
Simple Explanation
Cyber security is all about keeping computers and networks safe from bad people who want to steal or damage information. This includes using tools like firewalls and antivirus software, as well as following good habits like making strong passwords. By protecting our data, we help ensure that our personal and sensitive information stays safe.
Memory Trick
“Remember 'C.I.A.' for Cyber Security: Confidentiality, Integrity, Availability.”
Flashcards
What is malware?
Tap to reveal answer
Exam Questions
Describe and explain the importance of firewalls in cyber security. [6 marks]
6 marksView mark scheme hint▾
Define what a firewall is, explain its function, and discuss its role in protecting networks.
Explain how phishing attacks can compromise personal information. [4 marks]
4 marksView mark scheme hint▾
Describe what phishing is and provide examples of how it can lead to data theft.
What is meant by encryption in the context of data security? [2 marks]
2 marksView mark scheme hint▾
Define encryption and explain its purpose in protecting data.
Practice Quiz
What is the primary goal of cyber security?
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