As response to TJX Winners - Homesense, why is 'hashing' preferable to storing a personal identifier such as a driver's license number?

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adil benmekki · Accepted Answer

It still provides customer identification, but in a form that would not reveal the real number.

adil benmekki · Answer

It scrambles information but can be unscrambled for later use.

adil benmekki · Answer

It automatically puts a lifespan on any identification that is stored.

adil benmekki · Answer

It randomizes all permanent identification within an organized database.

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