REF ID:A60955 

fl"'. 

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. i 

• 

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l. Attached he:r•to i. .f'1bal d?tatt ot miiterial .reco~"lded tor iriolilition in 

\ho lar D•partrent !esoarch and Developnxmt Program for PY 1949. Concurrences . have been obtained trora M!J .. 70, 80 and ;o. 

) Incl•. 

.Added l incl 

). Draft. of Secticn 

IlV, 11Conm.m1cationa 

hC"Jl.'ity J.quipu.ont .11 

. . '" \ 

\ 

., 

·ax---~ · · -

SE~HET 

WllUAM P. t-'lUEt:!.i\H 

'Chief6 Col!1nWl1oa.t1ons Research ' 

i:xter;&ii~n 21.' 
0 

; 

r 

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i. l_A l..t 

-~~ C<l'MtJflCA1'I'l'S SICURM IQUIMNt -

-

~~~/'t'ofh 1-CI •'Wi'lht,., "' ~ 'r!D,..u -""""*' CNnYl'T ""'~ - .J' \_!'" •• '}U•"-"'11.1.., v .. m ·4ftZ'l1JD 

. P.l'1-rf oognilance tor i-.aeorch and dflV'eloμnent in lhe riald ot oom--

J1Unications eecui'it.7 wpipnent it aud.gnad to the Director of fntelligenco. 

Kur..on.eib:lli\.7 for projetcte1 where the Hcuri~ eleraent is an inteGl"ated 

portl n ot an it• of cor.municatio::e equirment be!rw dft'elopod tv the 

IJ.cnal Corp111 reats with the Chiet Signel attlccr. ~or, coordimtim 

'Id.th t.ho Director ot '.intellJ.tenco through the Chief, Arr;q Security Atftrte1 

u required in oonl'W!ction with the eeourlty f.atureo ot ateh integrated. 

.equ.i~t. 

llAit§, ii &Ifft 1SQHRIC~. J1!!!11..EJlHi 

111 !.ohrdoai knowledge a,PP1le8ble t.o tM Had of cot'!l'!tUl11oat.ima 

•oor1t.y hu advanced eonn1derab1J be1'<Ci ite rJt.at.uo dor~ the Ww. 

'fhe• ldvance• w• the nailt or caxta'11b·• Wu Depa:rtc:.cnt ~rch ard 

~'POlo~ both in Q17ptozraphlc •thcd• and 1n aeaooiated engineerine 

t.echniquoa. Gmeral 1oi9ntitio advances ta't'8 mad• poea1b1e the design 

ot MCD.r1t7 •CJJ"4'1llllmt conc>atiblo with tutu.ro planned comnmicat.iona 

qate:ns2. lar dewl.op'l1ante in coitrlWlicationa •t.hods 8'ld technlttue• and 

new •tillJ..icatitJne ot BU.Ch dovel.a;mnte in the AJ.V¥1 haft i'asulted in netr 

IN~ liliitOXT Jtequirooents tor ~mttihications crecurit7 equi;;n:mt.. Far 

1 

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1 

l 
llall3' of thtao new N<iU1rement.a1 the 181•ral apptoach to the tul.tlllment 

tit those .-eq,uirGc.::tnte Sa kno•h JbW1ti."Or1 t.ha proviafon ot the ulti!tato 

in o~catlon# •eeur1t, 9qldJmnt ft>r each ~ationa need will 

r~N oorud.derable rceearch m4 dtn"8lopm.,rt. 

J. Tt19 l~ana- tei:;8&!'Gh sld d.ef'OloJ1:1Jrt. progaa 1s ~epen..-tent. 

upon basic reaoarah into a::ip.Ueable •l~trical ~a, oqptolo;lc 

principle•, h1ghl.r epeo!al.hed el.ect.ronic Uibea mi other elec~n1o 

technSttusa, ••all as the deV-1.opmnt. ot f1P80iali•d co1pononta 'tihich 

oan be applhd \o a 1l'Ul®or ot dc'f'e'l.~ntal proJects. 

4, Aotiv• l1a!eon w:l.t.h other go'ttlrtrArtal ticmciea end ld.th eom-

-.rc1a1 tims 1o being maintained to insuro that early appl.J.catim u 

a.de of cientitic adrancea or utenaionu thareof. 

fllll1A1'X OP PRE.C:W PR<y:~CTB 

).., C:orirmm~"itiane aeeurlt7 lquiinent. t'lovelo~nt 1• bsfed on requiremmts amm.tttod u w/C•a b7 tne' lit."lft¥ Orour.d Forces end the Army 

Air Forces aa well ae rQQ.u1.reaenta ot hif'Jt chelol'\S ot the War Dtpcrt-

.-it it 'thes. requircmnta u ....U aa l¢'mY :Sec:all9ity Af/Pnt:y eetima.tua of 

.tut1tro re:iu1ramts an mordinatod into a baeic Cr;yptognip)1lo Plm o1 

which t.ha dweloJ&Jnt. Pl"OP'atl Sa a part. Thia progrd pl.a"ining .1a 

directed to provide .U the Wtins fo1·ces ot t.he ay with eocuro and 

. /c,,"1.tfJt~"t1t./A,,.,J:... . opa-atlonallJ proaot1cab3.e ~-for Heh ll«'J18 et cc:nrunico.t.ions, /\ 

trld at t.be ed ti. aduo!na to a ainaua tho nutberr ot type• of 

•teur1t;y equ1~ required. 

L Col!l!l.Ulicat.1ons ~ecur-it7 !qu:l.pnent. under current dsvelop:rJrt. will 

81.tiat;r requiremente tor coftfi'l\¥\1eatinn11 of' tho :tolloid.ne e&tegorieea 

a 

8EGRET 
. i 

•• G.roum Point-t.Q-Po1nt- Cotmun1eat1ons 

(aovuc1 bc>tb 1hort. ml lmg r"'19) •• 

l>. Ah-to-Air and Air-t.o-~iwd ~aUQfl_fle 

a-. 8pec1allsed. O:sl!r.lllnio&tione (includes authmt.icati~ 

.,..toma, wather •,.ten•, iuap rotore.nce 9'J'1Stems, etc.)• 

These categmtiea inolu:1• &tJ7 qtabliehod meana ot co=unicntion, auoh u 

wire md radio• e:rnp101ed b7 tho United State• ltrlq. ReBearch and ctwalop.... 

J!.lQlit 18 clo8el7 coordinated w1t.h mrrent plaana ot the t.eing echelons, 

iml..uding adaptabUit.;y at tho equ1pmont. to operation in into&l"ated CO.lllJnlnication .,..teim. Pealloies or dGaign ~ oporaticn aloeel.y parallel 

t.blt troms ot COf!IU'J.1.cationfl ttqulpment itself, Thie inclurea reduction 

tn ai• a.nd •idlt ~ use ot aub-;3iniaturo ODJ!iXJMnt.s, devoloμMnt o.t 

~1.al. CO!JijOlliJnte u rc~d, and 'bJ reaoarah into •l.ect.~nia . mglnoering and crypt.ol.ogic tochnlque1 lflich will ef!eot aubet5iltiol rec:UctJ.ons, 

'.Oewlopn.ent. ettort.a aro d!.reot.ed toward •tt•cU~ a ain!aun ol .imYJ.ng 

aohanical parts, el!l!dnatim of 111ltipllcit7 ot dit'lera'lt cc~«ittJ and. 

t.ha incorporation into tttUiraont at packaged &lb-a:u~•:t>U.a in crdcr t.o 

!aprova J*l'fo~•• to llnpllf;y Mintene.nce and repl.acetr.ant, and 1D 

1ll"\11'6• trciinins ~time" in forward •ohel.one. In addition, initial 

ru•rch u bai.n:. conducted on t,he prob1.el8 ot providlng •et.trit7 Jbr 

telwvisitil'l and fbr eo~ation -.vsttma m.pl.ojine ultra high trequenciea., 

'• Tlw oateJPrie• listed in P&ra£r'a,p.'1 2 above incl\r...'e aqu!pnent 

llhich will provSde for tho tollowing methoda ct communioatitlnt 

•• orr lino literal. celZlun!cation1. 

b. hlet)'p8 COt:n.ln!oationa. 

o. tolco 0011Elm1cat1ons. 

d. h.ca.1mile 

' ·SEGRg_ 
REF ID:A60955 

-SEBREf ,, PHaent.1 part.1culu- c1:tuuda !a ~aced on itC8 (b) atJd (oh with 

priority baine give., t.o •Ch&n:!JrM i'br low •ahelono hued upon apecU'!o 

J"OqU8Ste trao lli and Cb-owtd Forces. 

4. .l prograQ parallel. to that lfJI: proTiding \\:>mmunieaticrm •eeur1tq 

tw:lliJllll"nt. Iii eondtioted in the tield. of Cb1Slllll1oatiq,e l'ntolli~nco. 

'ftesearch md dn'Glo~nt of pr1no1ple1 and e¢μ:=rt tor !nt .. coptina 

and :rwco:rdir6 all \ypoa tJt c:omunie'ltione, 1..'lcluUng ntSW -1:.hods •• they 

appear, 1s a continu~ p-oblea ot •jor pioporlion1. lxtene1ve retiearc:h . . 

into naff crntanal1tic princ1:>1es and \be dlrvol.o~cmt. or aaft:>oiatcd 

equipnent for the appt1c&ti~n ot th•• prino1pl.$& conatitute an act.i,,s 

portim. or the ~am. 1'h1• work 11,15i be via:>l"OWll7 pUrsued in order 

to be ahlA to «>I* with mw car.cuiioat.im athods i.iul.ii,nz fl-om adlintit1o 

advances 1n the f1"1.d. 

tliYBH Jm!IA.~Qi NJ! ,Dl!il:Q:*lft 

l. A ~ oone1derable ..,q\t, of NHardl 11111 b4t requtn11d to 

aatiad'7 aistina requirements lor Co~!catiorm S.aurit7 lqulpaent, 

In c17stoo-apbic p-1no!plae lm!lt bo d1ecovo:red. lrlginaering tecludriuet 

JmSt be deVe'lopd 1'h1.oh will~ t.tan p-ino!ple• and it tile iar9 t..tu 

operat• 1n oonj1.U'lctirin 1dth uiltinc: oa:cmicat..1..ttUI equ1paent or equip-

~ unda:r ®"lopmmt. In the dsvelopnent ot cxurm::un1e~.t1on 1ecurlty 

~pamt it ia treiuentl7 pm.S.ble to ~0¥ tochn1quee ·and COfl\lX!Mnte 

. which are tho natrult ot 891ie.rial •cient.!tio advmee=ait. 8:>•~, aioh 

or t.c"'w» ltnmttodne iequirod 1a peaul.iat' to tho 15p9citic equipntmt involved 

an" therotoro mst be obtained qp- •pDCial. raeee.rcb. At the present state 

ot tho art, aecuri t.y equipnent &aquen~ roquh-ee !!01'9 macting des101 

and COnditiims of UIU1£0 t.lllln tho 8'80c1ated ccmwrdcationa •cpip:ient... 

The pro~s1 or other goverltl«ltal, corocrc1a11 an:J. unlv•rsit.,. •oiantifio 

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=·'l. 
REF ID" :-A60 955 

~EGRET 

,_,arch Ind the utent. ot thia r.aearch w:ll1 aovem. a ~1ca ot 1\lture 

J1'98eWl ~cted to'Ward \ho deVolopEWmt at 8eclll"1t;y •qtipnent., 

a. lach DR' .t-pe or Con;;tun10:1tic:n• lqui_taent or new method or ufdns 

Cbmmicatiooe !Qu1].'Mnt llttich h a!o}'.t.od b7 tho Atf'J.'3 ••tabl.illh• a req~­

•l'lt for a non t.y)..-ie ot aecurit.,y equ!r-aent.. Ae those ncm r4Jqu1Nl:entu tarie• 

they preeont t1- nece~s1tq tor new project.• IJ'Jr C'l7Pf.o#aJ.'hic reaem·eh and 

related Clg!merl.ng rt11Baarch. O.mo~t\t or •aurl.t7 •ci.d.po1ent !br teaUd.l.e Citld telwilictt a:>ri&llJD.1oat1on 'ld.ll parallel dewloi1!¥tnt elomere in 

the Arr3¥ ot tho ma.me tor provid.ing theae o:>mmicatS.ons. 

J. The problc ot provid~ r.o.-.uUcat.ione Secur1t7 1a a (l')ntinuo\Ull1 

e.ct.lw J.roblc. 0.J.7'ptanalytic advance• ~• al"'18 at teapt.ing to overtake 

crypto~ai:bio techniquee., Therefore it there .U net a O'Jntiw.&l Mvaricementr 

1rt c17{t.ocra,ptdc t.ohniquea 'tlhioh tal;.s a.dvantag• ot the n-.oat advanced echia.,._ 

•mt.a 1n tho t1el.d at acienco. the eecuritT ot eo:it:Ul!eat:lona will be placed . 

1n •.-iou.a jeo,Pfll'd1. It 18 i.herotore ntCOSMl7 that. the Arifl.1 oont.ime a ooneentrated re"earch proo-.::.m to prorldo now &l1d hotter Ct')"pt.ographlct prinolpl•tt 

Whieh utilise tho beat \NJt \oohno).Qg1cal. lldvanOe8 OM JrOt"1de. 

t'~GJL L~-:RJUT1,,0N 

1. Tote.t tunds O&l"ried over troa predou.e '1ecal. teare .... & 4311262 

2,. App:-opriatien tor &cal. Yaar ii;r.7 ,. .................... ~018.-000 

3-. Aprropr~ti{ll ap}:rOVOd b;>' Du.row of au!get for 

Piacol. Year 1948 41 • 41•,,. .. •, .. • •• • •• ,. • •• u • ... • •• •., • 21'1!)61 78l:J 

4. a. lat.imated total ul.tir.ate coat or pl"Ojocte tor which 

m it.ca cm be .thneen rut not including th• =st 

-----------

at coxtt.i."llling pz"ojc>ct..9 ••••1••••••••••••••••••••• S,4541000 

b,. latimated total annuel cost of o::tntinuing projects1 

1 ••• , those projects tor 'fi\1.ch no erd item or 

tertd.nat1on Cllll 19t bo torse4r! ••••,••••••••••••••• 906,<XX> 

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