confidentiality
🔒 CT-SEC
🛡️ CT-STE
📕 CTAL-TTA
Official ISTQB Definition
The degree to which a component or system ensures that data are accessible only to those authorized to have access.
3 Ways to Think About It
The Quick Take
Protecting information from unauthorized access.
Look Closer
Keeping secrets secret - only authorized users can see the data.
The Bottom Line
The security goal of preventing information disclosure.
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