Hide+ BI & Analytics
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: