Japan carrier NTT DoCoMo says probing reported SIM hack

Japan’s biggest mobile phone service provider NTT DoCoMo Inc said it is investigating whether its customers were affected by a reported hack of a key mobile phone component supplied by Gemalto NV.

News website The Intercept reported on Friday that the U.S. National Security Agency and Britain’s Government Communications Headquarters hacked into Gemalto’s systems to steal encryption keys that could unlock security settings on billions of mobile phones.
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