REF ID:A65069 

$i!CF?ET 

8ubjectt Guida Lino• '£or Security Cluaitica.tion 

!?or AG J'rono 8/ASST (Mr. hiednatt) 16 June 54 Ccmment {}2 

~93/ce.n 

i. Sine& the prineiple1 contained 1n .Appendix B or the l1KU3A Agreement ~ :mantle.tori~ the be.sis at all our regulations and direct1w• tor the security 

and d.iaaendnat1on or COMIN'l.', 1t ia recommended that • detailed eompa.rative atudy 

be llJlde or the aubject Guide tinee and Append.ix B. 

2. A liisti ted atudy ha• been -.de. In an •tt"o.rt to au the propoaed 

ISA Guide Lina• more c~lete]¥ c::ona1•tent vith .AppeXldix D, and tor tho •ake 

or cl.a.rity, it ia augge1ted that the 'betlC'IV Ul»lbered parts at tbe "Guide Linea 

tor Security Cloait1cation" be changed •• 1nd.1ca:te4.t 

SECTION I ... GENERAL 

Paga 3, Panigraph 3 - UlX!eraeore tho v'bole ~h. 

... Insert the 4ef'1niticm or camfr (AWeMix ll, Pqe 1) 

between paragraph "- imd. ~h 5. 

Page 3, Pa:ragraph 5 ... TM: third aentence ahoul.d reads "Init.ial.11'1 COMINT 

mterial comae to .•• n 

Pap 4,Pan.gn.ph 59. :- Recc:mmnded.t "Cqpttntellipnce ia that COMI?fl which 

re•uJ.ts .troin c:n>t.M.lYl1• ct the a~ten9 utilised by 

••sage Ol"J&iiaatora· to »rotect the traffic 4ur!ng i ta 

t.n.nlm!••ion. Thi• iDcludefl ape.ch anc.11. rac•ildle 

•ecnrritT a,-.tems." 

~h Sb ... Recommen:ledi 11'l'ratt1c !ntellipnce 1• that COMlNT 

vh:tch reaulta trom trettic am~ia and trom plain 

texts. '!hi• illcludea COMm produced by all meane 

•hort or the actual C1'1Ptan&~i• ~ intercepted 

cClJl!llm1eatiOM·" 

~aph 5c .. Omit. 

:Para.sra:ph 6 - Jlecommendeds "Intormat:ton derived from these proce11ea 

( e:eyptana.lyai• and traffic a:na.:cya1a 1• • • • " 

Paragraph 6e. - The aecond aentenet) •hould. read: ". • • ot certain high level 1yatema a• apsc1t:t•d by exi•tUli autho:ritiea. 0 

hragnph Sb ... Recommendadt "Category II COMI5'1' 1a lee• 1eJUJitive 

than the preced111g eate1QX7 1n tbat piooteot1on or ita 

•ource 1• not &l~ the over~riding consideration 

am 11 one 'Which ¢.8.Jl, by- accep11&nce ot a cAJ.cula.ted 

risk,. ba di••em.inated l1i th & le•• r.:1ci4 •ta.niiard or 

•ecurity. 

SECRET 

Declassified and approved for release by NSA on 07-18-2014 pursuantto E .0. 1352a 
REF ID:A65069 

.g;ECRfJ:~ ... "Thi• c..te1ory v1U iuclude ... , • . 1ecutity •Y•te• a.• 

apeoU'ied 'by exi•tin8 authorittea. It 18*". " 

Puqraph 6c - l'accmnended.1 11 ••• lov level CCMilf: a1 9Pecitied by 

exiating authoritiea. Materi&l. .•• " 

Pax'qn.ph 7• ... Reccmaendedi N ••• mutua.l.:cy- aareed. upon by UK ed. W 

to be in other ca.teg01"1era. Thi• ll•t. ••••• " 

Pace 61 Pal"ICr&Ph 6 ... ftecomm:mded: "Al a mana or turther uaiatance to 

peraonnel vithin BSA the :following cluait"ica.tion 

&id.de li=a bave boen e•tablitbed. Reiember they 

u• ou:cy pneral in nature and tbat the ela1a1t1ce.tion 

cf f&a.Y given item JllJIJt be eatabliabed SOI.m.Y O?f 1'1'S 

OWN Mmrm.n 

Page 7, SECTION II - ?eP 8!E?RB! ee:eswam 

!eetio.n II 1houl4 al.lo includes 

nCr1,pt. Intelligence except vb.ere apeaU'1cally a11igned 

to other categorie•· 

''1'x'G.rtic h.telligenee 1nvolvbg auch combiiw.tion 

("tua1on"} ot 1eparate Tra:ttie IntelJ.1pnce or other 

Categ0J7 II •ou:t"Ce• u produce• intor-.tion Yhoe& val"Wt 

i• ao p-ee.t that •ei:urit)" ot eontc\tnt bec0111e• the OV"er- ~14ing eonaid.eration. 

"Material involv:f..1'C 1en1itive collection procedure• 

or the ~v•lation ct •ucce1s apinat lm.USual, •eneitive 

or complex tl'anlnt1111ou procedure• and. 4avice1." 

Pap 8, !lmON III .. l!'eP ,Si'1R&W 

Parqrqh 6 ... ant 

IJ!CTION IV .. llCNW QQ:elWQliU) 

8eet1on IV •h~d alao includes 

ller,pt Intellipnca IJJ)eC:tficall7 U•isned to catea;or;y II. 11 

O~IOlf VII - UMCLASSD'IED 

Pap 111 ~h 1 ... r.ecolllDltndeda ". • • 1erv1ce c:rwtolog1c apiic1•• u 

a vboleJ and .... ociat:ton Gr lfJA vith the Service 

crntolo«ic apnc:1•• ... & whole. 11 

- _....,__