REF ID:A71113 

1 

hopoaa 111'...U.w c~ :Zatncu.on ot 

Cr,ypto-Bq,\dpemt 

I 

1. lt ia ~eeeue.17 t.o ~W.1 ~_.,. OOUOU"D1.n3 lllutnaet~ ct e17pto-eq~ U.t. resul't tna HA* 

atandard praot.icu t.'.o.IMIOA to Uds li.g«q wbicb An'• rat 

beea OiJnsidel"lid !A Aa JSC,,-S1 therel"ore, "1• 1.r.selooeli 

~,. • .baa ~ ~"'· 

z. Caourreaae v ... e11ta aro requ.eo•t.cd oa tJI• ~jilOlfed 1Aal.oews. 

1 1Ml 

i'Npme&l 

~ 

cUr19CUve eon• 

deetnot.ba oZ 

"!DJdt=m'e=t. 

). 

) 

..... $Dl0¥ 

Cid.et 1 ieem"J.\7 »1~1a1oa 

ht.Msia u..i 

1 

Declassified and approved for release by NSA on 05-28-2014 pursuant to E.O. 1352e 
I REF ID:A71113 

v 1" lQ 

I ;2-

,....,.... Dbeet.lft c~ v hatnets.aa et 

CQ"'Btp*JW'ft 

1. T!ae !Kloatll 4U.Uw ..,. ..._ .....,.... a •w 

te 

flt~ 

eatal\Uah Jftelild•• .... as.ell 

~la~ 

nu ..,._.. ~ ~ 

praG\S.. 

wld.ell .. « •OD 'dtbl.D Ule ASA IM'\ wb1ell •e not. beell 

eouSUl'lll la a 380-t. 

.r -, J "- I 

._ >- ..._ ... ...... - ..... :v-~ ....... .- f 

........... ~ ............ .-r:...._ _._ ~~,~...,,~~ ~ ------ ..:.~.-.::~--~t..::..-t..........J.. --..i.u...~ - r _.. __._ 
2. AS-90 AS-TO 

AS-62 

AS-20 

IB tun 

REF ID:A71113 

11 May 48 1. The propoaed directive is not 1atiataotory iD 

ao tar as the 1Ueotrcm1o and lleetromeohanical Braoh or 

this Division is concerned. 

2 Frequmtly, for testing purposes,, equipmnt 1e aoditiecl ed remaina Sn 

this ocmditicm tor cml7 a tn week• before again being •odified. It is consideret 

impractical to aeaign a new nonnclature to the equipmim.t eaoh time au.ch a 

revisicm. taku place Furthermore,, it aeems unnecessarr to register akeletoaa 

ot old maohines wlum 11odela ot new machines,. such as the !IX 507,, a.re .aot registered 

~. It ia agJ"eed that register cryptographic devioea, which are mod11'1ed 

tor eea.i-permanent. use, (auch a1 cryptanalytic aida) should be aaaigned a new 

nGmellclatUJ'G. The regiatration and namiDg or 1uch devices can be covered by the 

new nomenclature plan. 

4. It is reoomnumded that 6"'1pment which is to be dismantled tor experimental purpoaea continue to be removed from accOtUitabilit)r 

1 Incl 

n/c 

1 hcl 

n/c 

'· AS:iO 

AS-90 I dune 48 

/s/ S IULLBACK 

S. KULLBACK 

Chief, ~search and 

Development Division 

Ezt S21 

This Di\tiaian caocura with the remarks oE CSGAS-10. 

/a/ Frank B. Rowlett 

1'IABK B. ROftLETT 

Chief. Operations D1Yiaion 

Bzt 115 

.AS-62 4: hne 48 1. fhis Braneh concurs lD paragraph 5 and f or the 

proposed direoUYe. 

z. In the event cluaitied equipment 1a to 'be atone! 

b7 hppl7 Branch adequa~• storage tacilitie•,. i.e. barred wi.Dclosa and oambin&ticm 

looked doora, would have to be ccmatruoted. AS-62 ha• no data u to the storage 

•,-ce requirements tor th1• type of equipment. 

1 lllol 

n/o 

l'tjlnriff~~~ ~ ~ 1 

M"'2Hl"1C.l.0"1 12 D C /a/ J.B. tioed 

J B. WOCI> 

.Plajor. QUC V~YllA 2ECn~l.LA veE1'1CA 

Cbt.et. Qapply Bruoh 
5. .AS-80 AS-23 11 Jun 48 

1 lncl 

n/c 

REF ID:A71113 

Proposed Directive Concerning Destruction ~ 

Ceypto-l>quipment 

Returned for consideration ot Commsnte 2, 3, and 4 

/s/ Paul E. Bell 

PAUL E OW 

Lt Colonel. SiGD.al Corps 

Actillg Deputy C">t.iel', ASA 

Ext 498 
\ 

&a-TO 

e. AS-90 

AS-81 

1.8-20 

D '1111 

REF ID:A71113 

/ /vI 

~opoaed Diren1T• Ccmoenahlg Deatruotioa ot 

Crypto-lqu1pmit 

l. Ia accordance with Cament 2. paragraph 2 of the inoloaure baa Nell rewritten to include •tatement• ~ining to acditioatim tor reaeanh ud 4nelopment purpo•••. A Dft' paragraph S ha• 'beft added to can tor dilJMJ',ling. 

1. lt ia bellewd t.bat th••• changes will remOft the cauae1 tor objection 

expressed lry M-70 

a. With re1'erence t.o Comment 4 .. apace reciuired tor atarage ot clasaitied 

equipaen:t by AS-62 ahould not exceed a room 12 'zl2 'x8 '• 

1 Inol 

ReTiaed proposed direoti"f'& 

concerning doatruct.ian or 

er 1 pto-equipae:nt 

.&. smov 

Chiat. Security tiviaion 
Jd\ I 

REF ID:A71113 

l&All 

l. IA Vie pan, 1.Dd.J:r.Waal coples ot ~ ~v!l•IDU MTe 

._ l'ellO'fe4 flU a..-taldlJ.V bf ~ a 1'8JIOK of clestrutlon *-

the arwto~ ha• DOt- hem 4•t.rorecl· Ia amne wt.a~, the c1me. 

w be8ll retvalll to tlie ~o ouatadiaa with the attendant eon• 

f\181.oQ ••al "r taa. aotul. uiatmee of a registered equipaent all4 i.be aia• 

-.. otr OOITeal'JOalllfc ftport.a of destruction. 

2. &.IOl'\8 o£ dlll8t.ru~t.1oa •W. DO\ 1Je completed. w.-.. tAe c:rnweqaireaz\ ia actualq 4eatr07ed It the clmee 1a to be mad.itied, it will 

1- uaSgned new mmeciolatur-e em a ne11 _..plate attixad Ir the device is 

t.o 1- JtOdltltd oalJ' to the utmt t.ba't the llC41t1caUoa doea mt. attec\ 1ta 

ue tor lts Ol'S.g1m1 07Ptograph1c purpose, tile aoaenclature will 1Dllaat• 

that tbSa ia a ..tificaUon ot u eadstetrt. clniee. for Pimple, SIGA.81 2'81 

H8D uatpal th• RHeDclature ••&11 i• ud 1t ~ 48'1oe Hre to be 804U1e4 

ett.lle to llqJrfte iw aeananJ•l OI' opentioul cbantrt&rSatJ.• or a ll041• 

tlcaUoa ot lw ~elplee aD4 aW1 allow 1\ w lte ut4 tor lta 

a new a.s.s ot reatatJrJ' m.._... BHft•, U tbie cled.ce ...... to '8 ..U• 

• 

tW 80 '' 9IHa14 • •td ~ aa ..u.ni, dUt_..... ,..,..., or ••cHt4 a 

6D&• et ~. t.lae .._.,..,. w1l14 be ....,811 1a aoecmlaaee 

111.tll iM •-•'•--'1u QPl'fflll 9 _. 1"8. For ...,i.., U Ula SDWIA 
"' 

_, 

It 110. 0 .. f ~ ~ f!.t .. · 11 ii r:: ~ : • • f • t 

t • ~ ~ .w ! ~ r = 1 

~~~~:t~tll liltifl~t~ -.. · i~- ,~it s!1l;! 11 

r. • ~ ~ I ! ... ~ t ! a r; i: 8 f 1: ! & ' i f l 

I :r f I . I\ f ~ l 8 ! I f f I I: I f .. f i • i 11 i. ~ t I ~ ~ - sl .. 5 I . f 

'». I t ! r; J ~ t f II Q I l f .. l ! . • t= ... ; ii a Lt If• f!:ft-a e:~f &C!f';. if~~,_ .. ril'~l;s f • S fl I I i 

• !. ~.- "e _ _ _ I I I :i i: 

~ I j-;ill .. '·'a 

rli I (! f t f(' f 

~ ~ 

hj 

1-1 

t:I 

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w