A-LevelComputer ScienceSecurity, privacy and data integrity9618/12 · Oct/Nov 2023 · Q56 Marks

State the meaning of privacy of data.

(a)State the meaning of privacy of data.[1]
(b)State the meaning of integrity of data.[1]
(c)Describe the following threats to a computer system. Phishing email Spyware[4]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2023). The mark or mark type is shown in brackets.

[1] (a) Ensuring data can only be accessed by / disclosed to authorised persons Or Ensuring data cannot be accessed by / disclosed to unauthorised persons
[1] (b) Ensuring the accuracy / completeness / consistency of data (during / after processing) Ensuring the data is up to date
[4] (c) Phishing email (max 2): The email pretends to be from an official body, persuading individuals to disclose private information (e.g., bank details), or requesting authentication by redirecting to an unofficial/unauthorised website // inviting a user to click a link. Spyware (max 2): Malware downloaded without the user's knowledge, which secretly records the user's actions / keystrokes on the computer, and sends logs of the actions to a third party.

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Topic: Security, privacy and data integrity, A-Level Computer Science (syllabus 9618). Structured question, 6 marks.
Source: A-Level Computer Science, Oct/Nov 2023 Paper 1 Variant 2, question 5.

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