FY2010_2Q_IOB_REPORT.PDF

DOCID : 4165211 
NAT!ONAL SECURITY AGENCY 
CENTRAL SECURITY SE'R\/lCf: 
28 May 2010 
MEMORANDUM FOR THE CHAIRMAN, INTELLIGENCE OVERSIGHT BOARD 
THRU: Assistant to the Secretary of Defense (Intelligence Oversight) 
SUBJECT: (U/lfOUO) Report to the Intelligence Oversight Board on NSA Activities -
INFORMATION MEMORANDUM 
(U//.FOUO) Except as previously reported to you or the President, or otherwise stated in 
the enclosure, we have no reason to believe that intelligence activities of the National Security 
Agency during the quarter ending 31 March 2010 were unlawful or contrary to Executive Order…

DOCID: 4165211 
TOP 8EGRET//COMFHT//HOfOR?~ 
1. {U) Intelligence, counterintemgence, and intelligence-related activities that 
violate law, regulation, or policy substantiated during the quarter, as well as 
actions taken as a result of the violations 
(U) Intelligence Activities 
(U/}FOUOj Unintentional Collection Against U.S. Persons 
· (S//SI//REL USA, FVEY) This quarter there were.O
instances in which Signals Intelligence 
(SIGINT) analysts inadvertently targeted or colle¢ted communications to, from, or about U.S. 
persons while pursuing foreign intelligence taskifig. All intercepts a11d r…

DOCID: 4165211 
~fbJJ3 .)::::P . L . 86- 36 
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·. ····· 
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C~tf.FQ.lJO)I···... 
·· ... ··· ...... J.~? NSA analyst targeted an apparently valid foreign 
· · 
intelligenc.~ target vvho t11rned out to···o~ .. a· .. U ... S.~ .. person. While researching tl1e selector before 
~ \ tasking, the··an~lyst tasked a related selector. Tfre ·analyst..w~ informed b another anal st that 
\\ the target was alJ..$. person. The analyst detasked the target selector 
No 
\I 
Were colie·ct(;'.d from this tar 
~nd there wa<j no reportmg. 
1e branch chief 
\ reminded branch anal '…

DOCID: 4165211 
... ..-; .... _:::·'~(· b ) ( 1 ) 
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-(b).._(3)-P . L . 86-36 
TOP SECRET//COtvm_~.!1.tNOf<'Of{;r .... 
. 
(p}_ (3.)_·.~.50 USC 3024 (i) 
········· 
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IS 
(U//FOUE).~ 
r~~ NSJ\ .. anafy.~t 
.·· 
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a 
lJ.S. entjty. T~y . .targeting error occ.4z:red because t e ana y~t ru e to veni'y\thar,___ ..... 
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... / 
jdid.not belong to p~9teded entities before perforining the guery. Jlie analyst 
r~.ported that a databaseJe-atfare intended to warn users()~ 
lta,d failed . 
... / the analyst was agvised to alwa…

.. ····:;/'U.b > < i l 
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DOC! D: 4165211 
··········· .··············/··_.;:::===:''/ 
(b) ... {3) - 50 USC 302 4 (i ) 
TOP SECR:Erdee1Vm'1'f'l71'1.0F6ft:~ 
. . ..... 
• (SllR£}TQJJf3*if ¥£;;;1 ·······/ 
[~:2:st perfonned ~ qu~y ~ril---..... 
. .,;,::::"::·· ........................................ , ................... } if'Ca raw SIG INT databac;;e wi_~h6l1t .. .fifst verifying with the requestor that the 
(b)('1f ::::::::::·:::·· ................... .sele.c.t.~n. yyas a non-U.S. ~ ......... l·w911e performing the queries, the analyst learned 
(b)(…

DOCID: 4165211 
TOP SECR:ET//COMHfTNHOFOffii 
(U//FOUO)I 
l·anNSkanalysrsenthri'efing .. m.aterials .. ih~i .. i~~i~<l~<l··~:~~~ ................... (b )(3)-P · L. 86-36 
SiGINT data containing U.S. person data to individuals who were not authorized to receive the 
information. The error was discovered by one of the unauthorized recipients. When notified of 
the error, NSA analysts replaced the briefing slides with a corrected version and instructed all 
recipients to delete the earlier version. 
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A t (FISAiib)"·p) -18 USC 798…

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(b.)(:3)-50 USC .. :3°02.4..(i) 
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········ ..... 
·-. .. 
fOfl SECU'f'h'COM11~1"//HOFORH 
·· ... ·· ... 
... 1 
........ 
······ ····· 
No reports were issued based on traffic from 
The analyst prorriptly. . .Qetasked the flµmbers. The 
..,,.a""'n.,,..
at~y~sr-<T1e~
et~e~a"'!"IL~--.--a.,.s
"."'" .. --on-... r----....., -No..r.e.p9rting was issued ·bas.~.d on irt'.(ormation 
derived from targeting these se ectors. 
· · - - · - ·· · :·:·:-
· · ::::: : : ::: : :cc::: , . -~::::::~;~.,.!>.! 
11 1 
(U) Database Queries 
···:::::…

DOCID: 4165211 
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the target.had .. e9te.rf!.d the United ·sfat6s:·· 
,__ ____ ... 
··. _se....,le.ptQrS used··by.the .target.w~re subsequentJ{ detasked·on 
On 
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... 
·• i_· (_w..,_"·a ..... s":-'1 
.. d iscoverect.!~atJ 
· ······... . 
..··~elector remained on taski~,¥.....__ .... 
The selector·.'Yas d…