IOB_1Q_CY2018.PDF

—FOPSECREFSTHEROFOR EH NATIONAL SECURITY AGENCY CENTRAL SECURITY SERVICE FORT GEORGE G. MEADE MARYLAND 20755-6000 1 May 2018 MEMORANDUM FOR THE CHAIRMAN, INTELLIGENCE OVERSIGHT BOARD THROUGH: Office of the DoD Senior Intelligence Oversight Official SUBJECT: (U) Report to the Intelligence Oversight Board on NSA Activities, First Quarter, Calendar Year 2018—INFORMATION MEMORANDUM (U/F@¢+65 Except as previously reported to you or the President or otherwise stated in the enclosure, we have no reason to believe that any activity conducted under DIRNSA authority, direction, or control during the per…

—FOP SECRETS HO NOFORNFIS A (U) NSA FIRST QUARTER CY2018 INTELLIGENCE OVERSIGHT REPORT sp xetassnenat Classified a (b) (3)-P.L. 86-36 Derived From: NSA/C = Dated: 20180110 Declassify On: 20430424 “FORSECREE HAA OLORAEIS A

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Doc ID: 6671369 . Non - Responsive

Doc ID: 6671369 f. (U) File Number: NSA 2018-007-Q (1) (U) Incident Description: Provider-caused compliance incident regarding call detail

Doc ID: 6671369 1) 3)-50 USC 3024 (i) 3 -P.L. 86-36 Records. “CFSHSEAS On 16 February 2018, NSA technical analysts estlcinati a provider’s ‘ ‘ targeted production of call detail records (CDRs) pursuant.te USA FREEDOM ACT, 50 U.SIC.* ee iF At that time, NSA continued to receive the provider’ S productions, but ceased making new requests and forwarding § CDRs produced by the provide. to NSA corporate repositories accessible by intelligence analysts, The-provider later confirmed®* some of the records produced contained inaccurate informatjon. Investigation revealed that NSA relied upon some of th…