Security News > 2015 > January > N.S.A. Breached North Korean Networks Before Sony Attack, Officials Say

http://www.nytimes.com/2015/01/19/world/asia/nsa-tapped-into-north-korean-networks-before-sony-attack-officials-say.html By DAVID E. SANGER and MARTIN FACKLER The New York Times JAN. 18, 2015

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http://www.nytimes.com/2015/01/19/world/asia/nsa-tapped-into-north-korean-networks-before-sony-attack-officials-say.html