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Which one can be a security issue related to aggregation in a database?
Partitioning
Inference
Data swapping
Data modification
Inference is the ability of users to infer information about data at sensitivity level for which they don't have access to. What does it have to do with aggregation??
If you aggregate too much low level info to the database (which the person has access to) then you may actually be able to figure out something of high sensitivity based on that aggregated data = Inference.
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