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(NEWSER) – The hacking of JPMorgan Chase—which was on par, size-wise, with the attack on Target—affected about nine other financial companies, too, the New York Times reports.

Exactly which banks and brokerages those were isn't clear, nor is it certain if those breaches were as extensive as JPMorgan's. It's looking like the attackers were working in Russia and may have some kind of link to the government there; as for a motive, it could be "retaliation for the sanctions" Russia has recently faced, an official tells the Times, echoing the FBI.

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