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Whether that is the route that compromised T-Mobile remains to be seen. It may be possible to hack into a GGSN router, but it's extremely unlikely that access could be parlayed into reaching all of the T-Mobile databases containing customer data, says Gene Yoo, CEO of Resecurity®. Also, there are no email addresses in the data.
Another handle wrapped up in the T-Mobile situation is @Intelsecrets. Lyashevesky claims to ISMG that @Intelsecrets is the person who actually hacked T-Mobile. The @und0xxed Twitter profile humorously lists @Intelsecrets as a co-defendant... Please continue the article at the source
Source:
BankInfo Security
