Social Security Number (SSN) generation functions

Last updated: 8/27/2026

You can generate valid French, German, Japanese, UK, US, Chinese, and Indian Social Security Numbers, regardless of the input value.

To mask SSNs by using the Format-Preserving Encryption, use the Social Security Number (SSN) masking functions.

The following table lists the SSN generation functions and which type of generation they use.

List of the SSN generation functions and which type of generation they use.
Function	Random generation	Consistent generation	Bijective generation	Input data validation
Generate French SSN number	Yes	No	No	No
Generate German SSN number	Yes	No	No	No
Generate Japanese SSN number	Yes	No	No	No
Generate UK SSN number	Yes	No	No	No
Generate US SSN number	Yes	No	No	No
Generate Chinese SSN number	Yes	No	No	No
Generate Indian SSN number	Yes	No	No	No

These functions only apply on Strings.

The following table shows examples of masked values depending on the function.

SSN generation function	Input value	Example of a masked value
Generate French SSN number	`A26`	`2760774865895 37`
Generate German SSN number	`A26`	`96918234144`
Generate Japanese SSN number	`A26`	`680917875625`
Generate UK SSN number	`A26`	`BY 15 61 20 D`
Generate US SSN number	`A26`	`437-02-2223`
Generate Chinese SSN number	`A26`	`653024204001080102`
Generate Indian SSN number	`A26`	`142543864863`

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