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IR.21 – A Technology Warning Mechanism


Release Date: 2014-12-04 Document Date: 2010-01-08
This 19-page NSA paper, delivered at the 2010 Five Eyes SIGDEV conference, gives a technical explanation of the importance of sourcing mobile carriers’ roaming agreements (IR.21): see the Intercept article Operation Auroragold: How the NSA Hacks Cellphone Networks Worldwide, 4 December 2014. ir21-a-technology-warning-mechanism
(S//REL TO USA, FVEY ) IR.21 - A Technology Warning Mechanism SDC2010 SSG4/T3C Technical Director Derived From: NSA/CSSM 1 -52 Dated: 20070108 Declassify On: 20341201 TOP SE...


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