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Overview Mask CCN Mask NID Mask SSN Redact/Filter

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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