As is our standard practice, customers can be assured if there is any evidence that customer or system information has been compromised, we would inform those affected as quickly as possible.

ENGADGET: T-Mobile tweaks data breach statement again, now says nothing was compromised

While firms have built their own legal identifiers, but a single standard maintained by a third party would reduce costs and eliminate the need to translate the information from system to system, said another panelist.

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