Character Scramble

This generator replaces letters with random other letters and numbers with random other numbers. Punctuation, whitespace, and mathematical symbols are preserved.

For example, for the following input string:

ABC.123 123-456-789 Go!

The output would be something like:

PRX.804 296-915-378 Ab!

This generator securely masks letters and numbers. There is no way to recover the original data.

Character Scramble is similar to Character Substitution, with a couple of key differences.

While you can enable consistency for the entire value, Character Scramble does not always replace the same source character with the same destination character. Because there is no guarantee of unique values, you cannot use Character Scramble on unique columns.

Character Substitution, however, does always map the same source character to the same destination character. Character Substitution is always consistent, which makes it less secure than Character Scramble. You can use Character Substitution on unique columns.

Characteristics

Consistency

Yes, can be made self-consistent

Linking

No, cannot be linked

Differential privacy

No

Data-free

No

Allowed for primary keys

No

Allowed for unique columns

No

Uses format-preserving encryption (FPE)

No

Privacy ranking

  • 3 if not consistent

  • 4 if consistent

Generator ID (for the API)

How to configure

To configure the generator, toggle the Consistency setting to indicate whether to make the generator self-consistent.

By default, the generator is not consistent.

If Structural data encryption is enabled, then to use it for this column, toggle Use data encryption process to the on position.

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