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Overview Redact CCN Redact NID Redact SSN Delete Column

In addition to encryption and other ways to protect Social Security Numbers (SSNs), IRI also provides conventional and custom masking options for this 9-digit format.

The IRI Workbench GUI for FieldShield can automatically mask SSN field values in tables and flat files using this dialog:

Data masking function can be applied ad hoc, or as a cross-table rule for en-masse protection.

Use the IRI RowGen test data product to generate valid and invalid social security numbers:

Blog > Test Data > US SSN

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