
Alex Ltd operates a transaction processing system in which changes in the system can only be made by the employees who are accountable for them.
This aspect of the system contributes specifically towards which one of the essential qualities of a secure information system?
Select ONE answer:
- Confidentiality
- Integrity
- Non-repudiation
- Authorisation
Show your workings to arrive at your answer, and explain and justify your reasons:
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………
This multiple-choice question is suitable for Accounting KS5 classes.
The answer is 4
- Not correct
- Not correct
- Not correct
- Correct == > Authorisation, in this context, is defined as the fact that changes can only be made by accountable individuals in Alex Ltd. It is one of the ACIANA qualities of a secure system.

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