TOP SE~~~Y# un:r; P '-TOE I Grt: 

FSCS3/1/Rl .OOft 

9 .... 1953 

a.port, or tho Jnt,el u fr!Pft• and Security SUb-Ccpplttee 

(Sub-Cmetttn Ji) 

l. Members of th•J Sub-Ccmmdttee: 

Hr. Fl'ii1k ROilditt 

Mr. V. P. Keq 

Mr. w. Godel 

Mr. R. Packard 

Col. M. L. Sherbum 

Lt. Col. J. M. Andereon 

Cdr. w. L. 'l'hcmaa 

U.S. 

u.s. 

u.s. 

u.s. 

u.s. 

u.s. 

U.S. 

2. The Sub-Camlittee met an Jmie 5th, 6th, 8t.ll, and 9t.h, agreed its 

agenda and the report or its f1nd1ngs and ccnclusiana attached at Tab A. 

EO 3 . 3 ( h) ( 2 ) 

PL 86-36/50 USC 3605 

Declassified and approved for release by NSA on 02-28-2014 pursuantto E.O. 1352a 

Form 7Bl·C13S TOP SECRET CANOE 
REF ID:A517188 

TOP-· SECRET CA!'=~OE 

I. INTnOOOCTIC* 

TAB A 

FSC'JJ/l/Rl. 

OOI. 

9 ..... 1953 

1. '?be oamltt• predicated it• dieouuione upon th• tol.l.ow1ng 

ueumpt.100•1 

ae The capabll1Uee ot t.be ESJ' to 1ntel'08pt. and aplott 

Ndio ... - •icaticma are at lea.at equivalent. to our own. 

b. It can be aa•-4 that the USSR manitora all landl1ne 

oamud.catlona puaing through lta own or satellite territo17. The 

poaaibilit7 that it haa access to other comaunicationa passed sole~ 

by landUne cannot be aal.uded, but theN is no eYidence to aue•• the 

extent ot tJd.• poeeibillt.7. MIT tattic obt.ained b7 the USSR traa 

landllnee can be exploited to the 8&18 extent as traffic obtalnec:l 

II. VAWE TO THE USSR OF camrr DERIVSD FJO( 

THE CCllMUNICATitWS OF NATO COUNTRiliS 

(eee Footnote 1) 

Foat-not. 1. ' ~ C;<,~ l~°\''. ., 

EO 3.3(h)(2) 

PL86-36/50 USC 3605 

. , I 

It ehaald be nc:ted tha-t th•~~mrit.7 sJ&t• ~ N".'tO providea sutticialt. 

pl'QHGUcn tor 11 cCS11IC• am "N.~TO" oomm1cat.iom -,:asaed electrioal.179 

Ho.-nv tha 4~\ TO oecunty 079 tea does net pzor tie trd'.•t! on tar ra t.ie)ral 

ccwrma:lcatiom e&r17irg related i.rtcntat.ion, ncr do all the !LTO court.$e 

co~im ''~'i\TO" an:l "CQ;MIC• Mlmllnico.tiom to apJl"ond cM.•·nal.e. Heced. 

amimtion indlcate. t.ha t the I fon11maat. e are the 

psatest artmtera 1n t1ais reap•ct Cllld ttat t-m I .... ___________ ..... 

CareJ"llml ta ta,,. net. 1Ul.l¥ coap.Ued 'lllllth the oe regulati o ra • The re 1a no 

endeme on lh1ch to con:l11ie ~-hetn or net. ct.her lf\TO CC11ntlilts obsern the 

N\ TO JrOC .-. •• ! 

Form 781·C13S TOP SECRET CANOE 
REF ID:A517188 

TOP SECRET CA~OE 

Fo<*.nct. e 2. 

2 

TAB A 

FSC5JNRJ. 

OOI. 

.· .··· ......... 

EO 3.3(h)(2) 

PL 86-36/50 USC 3605 

TOP SECRET CANOE 
REF ID:A517188 

TOP,SECRET CA~OE 

TAI A 

'/SCSJ/1/Bl 

OOI. 

• mloatt~or lndlri.dual. ?lATO oountl"l•• will vary directl.7 with 

bath (1) ~ 'llllnenbW'-7 - (2) the --t.o -~~ lntomation, -the OOllpl'Ofli• ot wtd.oh would be d••&Sna to the us or 

t.be ux. 

(l)L.-1 _____________ ____. 

are an t.ld.• bul• &1cme tJwiaabt. to ..,,......., no 

OUJTmt. or pNdlotable .,..... ot ftlJabl• 1ntel.lJ.ctnoe 

to ta. man. 

(~)IL--------------------! ·~Q 3 . 3 ( h) ( 2 ) 

Ph~6-36/50 USC 3605 

w1w ot U.lr o wdoatlona and tbe relat.lftl.r 

llllght put.1cd.patlon ot U.• oomatriea 1n •ttere 

"'9doh 1llDUl.d !nftlw orltJ.oal tntomation are al.80 

Form 781·C13S 

(')IL.-_____________ ______, 

(4) 

tlan of thae ooant.r.lea are oaMideNd to NPI 11111t 

a ~ .,.... ot ftl.ubl.e intel.lipnoe to t.M 

WSR. 

~ce to the USSR. 

3 

TOP SECRET C2\:NOE 
REF ID:A517188 

TOP· SECRET CA~OE 

(S) 

EO 3 . 3 ( h) ( 2 ) 

~L 86-36/50 USC 3605 

at wlmlll• ~-\o t.a. ms&. 

J. DtpJ-t1c clpben in ~. 

1\ 1a ocmild9nd tmt, tm OUUll..ar Of aot.ift boet,1]tU.. &bi 

-.1.M t.o \bl USSR ot tbt Sllt'oimatloe derJ:nd trm the• •'-'Ima 

ot llto oomt.rlea 1Gll.d be gNat.l.T 1Dor11 MCI. 

ot wlmbl.9 ~ w t.be ussa. In cues ot Ullltecl ._.ntu. .. , 

1 lit· la. baweter, ooneid9ncl Ula\ 

ft1neab1e AJ'Md ?OIW o1pben ..... _..,,. to ,. Dll&loml ~ 

et U. UI and U. US ud 1n t.be oaae ot general boa' Jtt.1" --14 

···- & ..i. ......,.. 

Form 781-CIJS TOP SECRET CANOE 
"'11 

i 

..... 

CD 

T" 

n 

w 

en 

"" 

,. l 

I ~ 

-~ 

r ut 

.. • a. s. - ·- i i f · ~ ~ fl. ' i;n1 · 1:~ li11 fl. I i::· s • . a a., f rt:". 

· •·" • """ 111 n --

I i ! & Yi : I.' ! 1 i ~ i i i i i I f f T ff~i /~t 4 5 i I ~ ~ i : f S . - _ ~ ir 11 ~ lif ~·H jg 

I : ! iJ ; t I 11 J ~ -i J i ,., ~:.·I 11~~ I l~ __ _ _ - f tr a I a r& i f Hti 

f 1 l ' f. ~ 1 ·. ~ f a ( I .1 :; i. ~ 11 ~:· . ill' 

I .. .. " g ' r iz • .. • ·s r . Ii . ii . [ 

Cl' 
Form 781·C13S 

TAB A 

roe r;3/1/Rl OOl6 

EO 3.3(h) (2) 

J?.L .. 86-36/50 USC 3605 

at December, ].95;!. ao.v.r, t.a.re ~Sn 

•Sp1ticarlt ban4tCGP1•..pollt1cal aa4 ~1-­

'to ~. .. level ot CMtN.11 aeourit7 \in 

~ -In tbe upt ot tbeae ~ it ammot\be 

aaamm 

·-

tlat clmdeatlm 1curoea at Sntel''lal._ t• 

t11e 1llSB v1l1 be ~/ N4\1C94L...I __ ....._______. 

tho mar Mun. ~~.~ 099ziattoa at , 

elandesttm aourae• .-i ....... !DIW••tlllll' ~ • 

..-, .. tlleNtCMt, it f.e felt tbat the msa ooi&l.4 not f1lll1 

adequate ccapenaation tOl' the lou ot potential CXllill'f 

tht9ough tnet'9Ue4. c~etf.De aatS.v1ty. 

a. As regarc1s atbar ~/ oountr1ee trm vtd.ch tbe 

potential vnlue at CCllIH'l' la eat!me.tAd. to be 

high there is 1nsutr1cient collate4 ma.oe 

awU.able to* Sub-CClllDittee to aa•as tbl 

state of their aecuri~. ln particulo.r tbere 1a 

not evalla'ble ian:f report; auch ao that produoe4 b7 

I I r;'.~-'t ;::_~'""4,t w ~ 'f'Q 

ccaclua1ve ev14eme it 1aA •---! tba't tbe laftl ot 

OV9rall illeCUritq 1 ... h1ghe1" than that ot 

..___ ...... taeacn'bed above. 

6 

TOP SECRET CANOE 
Form 78l·Cl3S 

REF ID:A517188 

TOP- SECRET CAJVOE 

TAB A 

FSCS3/l/Rl 

004 

c. In tina ~war, due to tbe irtrcdust.tan ot semri~ aaa11NS 

1G1oh are nd. pa; :;il>Ja in t9&cet:lne olardeat1m operaU.0111 

beoam much mere d1t tic ult.. The rea4r 111tam ot ccm1nn1cat.1.on 

attcrdad by dlpl.cnatic lldss1om anl conaalat• are alao no 

longer available. It is the retcre comidered t.hat the val'UI 

d irt" cna ti en tmm clamestira sources ld.11 be sd:>atantla lJJ' 

diminimed at least 1ntt.1alq by an at.break d hoet1lit.1es. 

6. Ol'HER SaJRCF.5 

'~-~ .. ~,\,._ 

a. It is ditl:lcult to assess to wmt met.er& ...... sotre99 

(newspapers, trade pJblJcatio111, ;:ti>Uc dOC\mnt.o ant statamnt.a, 

etc.) cr diplam. tic repcrtnge caild be a 8\i>atitute tor CQUNT. 

wlme ard value at an7 tlJla; In w::u-tim, censarsb1p and ether 

cxtra.crdimry seC1rit7 masurea, wl.11 reduce draatioalJT tbt 

tl.ow ot irt.eUJgence fl'Cllll such scnra. and the value to the USSR 

r1 any available OOMINT w:l.ll be ocrreapord~ 1mrease4. 

b. It should be noted t.hat, as in tJ1e case a: alardestinl scul'C89, 

t.he valm at 1rt.elli8eme rraa ether sorces can be great.11' 

increased by irt'orm ti on derived frail CCMINI'. 

v 

7 

TOP SECRET CANOE 
EO 3. 3 ( h) ( 2) 

REF ID;..A51AlqB TOP- SECRE t t:ff~TOE 

T.AB A 

FSC53/l/Bl 

004 

ja:lmd the Cmanmat m.oc since Jt. 3 to be expeota:l t.ha t. .tte oiphln anl 

caamrdcatiom r.rooe !Qns llOUld tbm be radical.11' iqroved 1n af17 cue. 

PL 86-36/50 USC 3605 

bow9Yer t.1mJ' al.oo ccmst:l:tute o. potAnt1al source ot b1sh~ vv..r.;W111.aa 

f.atelJ1pnoe tor tbll msa. 

ta ..,,, better, the tl3SR cOlll.4 not cc:mpensete oaequa~ tor tbe lC98 ot 

OCllDfl GO G pote?lt1o.l 8Ql1"Ce of t~ and authoritative :lntell 1 ..... ot 

Jl!a'h value tbrouBh Otbar saurcea ot 1nt01'1Dtlm. 

- -

CDIDf to tlle ussn. 'Die poseibili'ty that~ KAm oountr7 a1ght &lfect 

8 

. Form 781·C13S TOP SECRET CANOE 
EO 3.3 ( h) ( 2 ) 

REF ID:A517188 

TeP s:E€RET CJ\~TQE 

... 8181 w - @!!!!B --· 

tl'Cll t11e am aUianoe 18 not en!atAll to atteat t111 

va1t4it)" of W.. ocnolualca. 

VIPDnl..,. 

10. •• .. SU1>-0c:ml\tee NCh •••DI• tblrefore t.l8t eats.en lboul4 be 

taken 88 a •tter of ur..., to .m tb9 nat1onal O'W'mtaatiana 

PL 86-~6/5D USC 3605 

EO 3.3(h}(2) 

b. 'Die SUb-Ccmlttee Aleo roawwwa4a that aotice ebonl4 be talam to 

1naun t-mt llAm o munlcat1ou eeourl~ replatlma ue 

unlvera~ • ~oee~ obllCU'V94'for tm eleotrloal 

~. ( .. ~-0~=1P,\C.: ~A_.- --~:·'~Jr~ trcmamtea1on ot all ~BNm" ~· · 

PL 86-36/50 USC 3605 

For111 781-C13S 

11.· 918 mtun ot t1le IOUCID v1U ~be ~b;r tee-. 

o..U.rnlaa8. . rrca t11a po1Dt ot v1ev or llltellieaoe aDI ..... 

.-urs.•. J&ollner t1le aatlcn mwrt1 

a. 

a. 

9 

'F9P SECRE'F Ct\N9E 
' 

Form 781·C13S 

~F ID;..A51J.J88 · TOP SEbRE t tAMOE ~ -~·· , '' ,,~ 

1. maowcttOI 

i. a. oam.ttee pNdioaHl tu di---. apoa u. M...,.na 

... np;.s.onea 

a. !be oepabjHtt• ot tbe USSR to lntereept; enil ... ,

ndlo e-: tmS.nUom are at l.eut eqad.val.tllt to Giii' Giil. 

b. Altboa&b the poeatbt.11• tba\ \he msa ..,. baw ••••• 

. to oo-tnt.oationa paa«l ~IT 'ti' 1anr1 line cannot be ae1_.ec1, 

there 11 no nidence to awas the extmt ot tJd.e pllrld.Mlf_.. 

Il. VALUE TO THE lBm OF CCllD1' DERlV!D 

FRCll NATO C<HllJNJDATIOfB 

2. Dipl.cmaU.0 cd.pbeN 1n peace tS.. 

1 

EO 3 . 3 ( h) ( 2 ) 

PL 86-36/50 USC 3605 

TOP SECRET C1'\NOE 
REF ID:A517188 

TO:i> SECRET CA'VOE 

EO 3 . 3 ( h) ( 2 ) 

'l!QP pQRn FAD - SEi6l:Rlj'! EP0!1fti'IE!! PL 86-36/50 USC 3605 

conaldered to represent a potential aovoe ot ftluabl• ibtelligenoe 

to the USSR. 

valuable intelligence to the USStt. 

g. It should be noted tha:t. the COOMIC securit7 qst• 

provides autricient protection for the "COSMIC" and "NATO" cc:mmmications passed electrical.1¥. However, the COSMIC 97stem does not 

3. Diplomatic ciphers 1n wart.1me. 

It is considered that an out.break of active hostilities would 

alter the situation onlJ" to the extent that the value to the USSR ot 

the information derived from the NATO conmunicat.ions would be very 

great]3 increased. 

4. Armed Forces ciphers. 

2 

NSA Form 781-Cl 35 1 Jul 52 TOP SECRET CANOE 
Farm 781·Cl35 

E.0.3.3(h)(2) 

PL \86-36/50 USC 3605 

or ettort that has ~en expmded agaSnat the ftl'lcwt .,._.. n., 

b. In general it le thought that. univ peuet.ime CODc11t,.ans Anaed Forces CQIJl1.imioat1one are unUkel¥ to be an lmportant 

eource or Talus ble intel:~ce to the USSR. In oaaea or active 

hoat111tiesl ft is, boweYer, 

considered that '9\llnerable Armed Forces ciphers are a ve17 'faluable 

potential. SOU.l'Ce or ini'omiatlon to the USSR and, in the case ot 

general hor .. 111t1ee, a~-e or tbe ve17 hlgheet Yal.ue. 

3 

TOP SECRE1., CANOE 
Form 78l·C135 

REF ID:A517188 

TOP SE(=:RET CA~T()E EO 3 . 3 ( h) ( 2 ) 

'PSP 683ftB!l' 9Mml - ;mgI'l'f Bf <DM'i'fe! PL 86-36/50 USC 3605 

BL 

5. ClJmdeatina Source• 

a. other tactora belnl equal llcm..COKtl'l.r al.alXle.U. 9l8D8 ot 

obtatntng 1ntel.Upnae are ocmeldere4 to 'be lesa ftluabla 

than COMilfl' as a eource ot 1J:ltel 1 Spane 1n t!IBt. tbe:y 

are '18UBll1 leas t!mly' OD1 leaa autboritattw. nt. 

po.rt1cular, the intormticn tran o>mm.um aCIUl'CU 

noeds a sc:astimss clitt1cult process o£ evaluation 

before 1t can be acceptecl, 18 depenA•nt ca tba 

o.vailabUiey ot c<J11111m1cat1a:aa1 and 18 ~ 

subject to conaidl!l"Gble dolo7 before 1t is received 

the cc.pocity to sustain successful cl.Qlldesttne ~s 

to obtain 1ntel.llgence clBpends upai information derived 

E:Q3.3(h) (2) 

f'rcm ~lllfl'. PL 86~36/ 50 USC 3605 

b. Although it must be presumd that pemtration by aaent• 

of the USSR at appropriate eutboritiea. ot &\TC) nations 

exists and v1ll contw.ie to exist, it is CQDSidered ~' 

toke place, are also makiDS tho vork at la&er grade 

agents leas ettect1w. AltbOUSh these cmsidemtians 

are l.Braely conJecturol. it e.ppea:rs 11.keq therefore that 

the oom ccW.d not find canpensaticc for the loss ot 

potential COMIN'l' 1n incr~ clandeottne c.et1v1ty 1n 

these ~e eo1111tries. In ot.Jv.:r Nf\TO countries f'rcm 

4 

TOI> SECRET Ci\NOE 
'fOP ffi:l'!RB! eMJeE • :3E6l:Jfd'fY Hf'ORM\'fJON ••' ~11...-.u..t."""A-K.Jl'"""-"'-•.t..-...,,.~,-·,..., 

EO 3 . 3 ( h) ( 2 ) 

FL 86-36/50 USC 3605 

·.SA F:...·,n if,'.--(1 S .L. 

which the potential value or COMim' is estimated to 

be b.13h" there is inauttictent evidence to Juatif7 a 

concluaiono 

c. In t1me of w.r1 dua to tba introducticn or security measures 

Ybich are not poesibl.e in peacetime clandestine operations 

beccmie mu.ch more dif'f1culto The read¥ lllt!!lllDS ot 

carm.miea.tian afforded by diplc:mat1c m1ss1cms and 

consulates a.re also no longer ave.Usble. It is therefore 

considered that the vol.ue at information frcG clandestine 

sources Vill be substantie.lly d1m1n1sbed by an outbreak 

of hostilities. 

6. OPEN SOURCES 

a... 'lbere is no sure basis in recent appreciations of 

___ ___.INATO ccmm.mieatian and of information known 

to be openly sva.ila.ble to the USSR on Wich to eat:imate 

the extent to Wich the USSR finds open sources (nevspa.pers, 

trade :publications, public docrumsnte and ~tatements etc. } 

to be a substitute for CO!-Wlr aourcen of valunble intelligence., 

and value a.t aey time o In vs.rt::lme, due to censorship 

n."1d other extraordinsry security measures, it ia considered 

tb.st open sources vil1 be reduced drnsticslly as a means 

~reey the U3SR could obtain intelligence of canparable 

value which they "fJl8.Y obtain through COMim'. 

b.. It. ehculd be noted tbat, as in the case of clo.ndestine sources, 

the value of intelligence from open sources can be greatly 

enhanced by inf'Ol"lD6ticm derived fran COMINT. 

5 

TOP SECRE"f CA.NOi~ 
REF ID:A517188 

TOP SECRET 61\:!~0E 

E.o 3 . 3 ( h) ( 2 ) 

PL 86-36/50 USC 3605 

6 

Form 781-ClJS TOP SECRET CANOE