![]() |
Page History
...
- definition of identity disclosure
- quasi-identifiers
- attack in two directions - population to sample, sample to population
- risk measure by group size (of 1 = unique)
- generalize - group size gets bigger - risk reduces - maximum (k-anonymity)(public), average (non-public), unicity
- risk denominator is not group size in sample but in population
- risk threshold in identifiability spectrum
- privacy-utility tradeoff
- data transformations - generalization, suppression, addition of noise, microaggregation
- for non-public data, can add controls (privacy, security, contractual)
...