6.1 - Security Principles

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What are the three key principles of data security?

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Confidentiality, Integrity, and Availability.

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What does 'Confidentiality' mean in data security?

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Information should only be accessed by individuals or groups with the authorisation to do so.

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How can organisations uphold the principle of Confidentiality?

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Use protection measures like usernames and passwords, and implement tiered levels of access or permissions.

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What does 'Integrity' mean in data security?

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Information is maintained so that it is up-to-date, correct, and fit for purpose.

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How can organisations preserve the Integrity of data?

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Carry out regular data maintenance and use record-locking in spreadsheets or databases.

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What does 'Availability' mean in data security?

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Information is available to the individuals or groups that need to use it and should only be available to those who are authorised.

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How can organisations ensure data Availability?

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Provide correct privileges to staff and store data online, such as in cloud storage, for remote access.