• 

AFOIR-SR 322 

------·~~~~~----------------------

DEPAR'lMDT OF 1D- AIB FORCE 

HF.Al>QUARTERS UNITED STATES AIR FORCE 

WASHINGII'ON 

20 October 1948 

SUBJECT:- Functions of the USAF Securit7 Service 

TO: Cmmandi:ne Generals, Ms.Jor Air Cfommands in ZI and Oversee.a 

l. The USM' Security ~ice, established with headquarters at 

Arlington Hall, Washi:neton,. D. C., by letter, Hea.dquertm"s United States 

Air Force, file 322 (AFOOB 84&), subJeot: "Establislllnent of' the USAF 

Securit7 Serv1ce," 20 October 1948, copy attached, will pperate under 

the direct control of' the Chief' of' Staff', USAF (such control to be 

e:x:ercised by the Deputy Chief of Staf'f', Operations, through the Director of lntelligence.) 

2. Strensth and compoai tion of the Boe.dquarters, USAF Securi t7 

Service will be as determined b,J the Chief of' Staff', USAF. Thero will 

be aasisned to the USAF Seaurit1 Service as field unite thereof' all 

communication intelligenc£ and communication seaurit7 establishments, 

units, 2'lld personnel not otherwise assisned b7 Headquartt.Ts USAF. 

No chanse is contemplated lilt the present time in location of' units or 

personnel affected b7 thio letter. Specific orders for the transfer 

or attachment Qf such units and personnel will be issued progressive~ 

and as 6%ped1tious~ as practicable includins orders f'or the activation 

of' 8!l1' unite coneiO-ered neceeser7 and approved by the Chief' of' Staff', 

USAF. 

3. Personnel will :not bu transferred to or from the USAF Secur1 t7 

Service, to or tram any field unit thereof' or to or tram any otherwise 

assignod communications intellisenae and communication security 

unit without pr::.or approval of' Headquarters lJs.tJ in each instance. 

4. CODlllunication intelligence and communication security unite 

and personnel of the USAll Security Service will be attached to me.Jor 

air commands in ZI and overseas ae needed to meat eecuri.t;r and to.ctical 

intelligence requirements. The Ccmmie.ndi:ng General, USAF Securi t7 Service, will be notified of any f'urther attachments of such ur..its or personnel mc..de by th6 JDD.Jor air ccu•pmds in ZI or overseas and advieed of 

all subsequent chalJe:ee. The major air ccmmnnd in ZI or overseas to 

which such. units arc a.ttn.ched will have administrative control (subject 

to the provisions of paragraphs 3 and 6i) and will provide normal, nonepeoialized loe;istic support. Operational control, neoees81"1 technical 

assistance, nnd epec1al1ze4 lcg1etic support will be supplied direct~ 

b7 B.ea.1lquarters, USAF SecuritJ Service. 

5. In a.d.d!tion to the attached units mentioned in parasraph 4, 

other communication intelligence unite and/or personnel of the USAF 

Securit.7 Senice ms:s be located in the territocy assigned to a major 

air cOl'l!lll&Zld in ZI or overseas in order to meet other than local 

intelligence and. eeourit1 requirements. :-In such cases specific instructions will be issued as to the administration and control of the 

units or personnel concerned. 

s E e R E 1 C9-~11, AF 

Declassified and approved for release by NSA on 04-24-2014 pursuantto E.O. 1352a 
~-!fP~¥47 - w •• .... I -

6. The USAF Securit7 Service vill be responsible tor the follow1JJS 

commun1cat1ma intelligence and communication secur1t7 activities~ 

. a. The operational aomend and direction of all cammunication 

intel.11sence and cOJJDμniaation securit7 units and persomel aasisned to 

the USAJ' Securit7 Service. 

b. The interception, am tratnc am]1'sis of f'oreiSD tactical 

type traffic of interest to the Air Force and f'or the loce.ti-011 and 

identification bf electric"-1 means of stations passing this traffic • 

. c. The ceyptanalyeis of that portion of'"the intercept, as 

def'ined in b above, which is ezploitable in the field, inclucUng the 

Cl"JPtanaqs1a of certain Yeather tratt1c 1n Close coordi:nation w1 th the 

Air Weather Service and the A~s and Air Conmmication Service. 

d. Thtii prepar.,.tion and ooordimtian ot militarJ ch8racteristice 

and operatioMl requirements and coard.1nat1cn of the research am. development of communication intelligence and communication securit7 equipment. 

e. The prepare.ti on, produotif.,n, and publication of' ke7 lists 

and related items for use with Air Force cryptasraphic s1stems. 

t. The store.se, d:tstribution, and acc.ountins for all arn>tographio s7stems and equipment held by the Air Force. Exist1JJS facilities 

and procedures will be used whore feasible. 

g. The preparnt:J.on of operA.tiJJS and maintemmce instructions 

tor crn>tasra.phic equipment and related Q"Stema developed and used 

exclusivel.J b7 the Air Force; collaboration in the preparation of 

operatins and me.intenance instructions for .1o1nt~ developed nnd used 

Cl'1Ptcsraphio systems and equipment. Security olnssification of' the 

a.f'orsmentioned equipment and related s1at81!18 will be a responsibilitJ 

of' the 888DCJ' dovolopi:ns the eq,uipment. 

h. The cryptographic and trammisaion securit7 of Air Force 

cc.mm111nj cations. 

i. The eatabl:lsbment of requirements for personnel for the 

USU' Seouri t7 Service a.nd pther communication intelligenae a1id ccmnmm1 cation securit7 un1ts and the assigl'lllent 8.Zl4 promotion of' suoh personnel 

within the Air Force units e1JSB.8ea in this aotivit7, in aocordanbe with 

established Air Force policies • 

.1 • The organization and tJ:"ain11J8 JJf' all units and provision 

tor tbe specialized tra1n1JJS: of all 1nd1 vi duals engased in Air Foroe 

communication intelligence and aecurit7 act1l'itiea. 

I k, The determination of doctrines and techniquea and the 

prepuation of traini:DS litera:ture a~ field :manuals. 

l. The preparation ct Tables of Orsanization and Equipment, 

MilitBrJ Oocupatio:nal Specialties, and related items peculiar to tha 

activities of the USAF Securit7 Service. 

2 

IEGRET 09-2277, AF 

• 
.. 

---- - ---- - - -- - - - - 

R1!!i" 1111!' 11¥¥ 4 7 ---··-I 

m. The bucJseti:ns for Air Force crnrtographic equ1pnent in 

ooordi:nat1on with the Budget Section, Directorate of COJ111LUn1cations, 

and for the neceaa81"1 a:pend.1.turea in the discharge of the c0111Dnn1cation 

intelligenae and communication aecurit7 activities. 

7. Although control of tho USAF Securi tJ Service wi.11 be ezorcised 

by the Deput7 Chief of statt, OperatiQns through the uecu.tive servipea 

of the Director of IntelliSence, the Director of Caannun1aations will 

continue to uerciae staff superrtsion at the Headquarters USAF level 

over all matters pertaimns to crn>tosraphJ and cOJ!IDJim cations securi t7 

in coordination with the Director of IntelliSence. 

8. Camm'IUlication facilities required b7 the USU' Seouri ty Service 

to and tram. oversea maJor air canmends and. installations will be provided bJ the Director of Communications. Adequate ccmmnm1 cation facilities within oversea :maJor air commands will be provided b7 the respectin. cOl'l!!DQ.IJders •. 

9. The troop basis of major air c"lllD!8nds in ZI and overseas will 

be adJu,ted to reflect 8111' transfers e:f'f'ected under the provisions of 

this letter. 

10. :ror purposes of security, 1t 1s d.eeirod that lcnovledge of the 

act1v1t1ee in which the aammunication intelligence units are e!J88Sfld be 

confi:asd to o:nJ.i' those individllala whose oftiolal duties require such 

lmowlecJse. Dissem1mti~ of intellisence produced by these units and 

of knowledge concerning the operatiOJl&l deta:Lla will be made onq to 

those selected individuals who have been cleared for Spec1a1 Intellisenoe. 

:BJ cno.tAID OJ!' THE CBID OJ' fBAD: 

{. ' 

L. L. JUDGB 

Colonel, USAF 

Air Ad.Jutant General 

l Inol 

Ltr 322 (AFOOB 8118e) 

' S·E.G R ET 09-2277' Al!' 
f 

----~~~---...-----;-r~~~----------------------

,22 (AFOOB 8Jl8e) 

REF ID:A65547 

.! 

D.IPARTMDT OJ' THE AIB FORCE 

BFADQUARTBRS UMTED mATES AIR FOllCE 

WASHINm'OI 

BUB.JEC'l': Establiabment of the USAF Securit7 Service 

TO: CcmanandiJJS General, USAJ' Secur1,t7 Service 

20 October 1948 

1. The 1J8AJ' Seouri tJ Serrtce is established vi th headquarters at 

Arlinston Ball, Washington, D. c. The. USAF Security ServiQe will operate 

under the direct control of the Chief ot Staff, USQ, with the procedural 

f'unctiona am responsibilities ot a major air cCllllBDd. 

2. Acbn1D1strative am houaekeepi:ns equipment is authorized in 

a.coordlmce with T/A 20-1, as amanded. 

'· An aclmowleclpeDt report of this action will be submitte'd to 

Headquarters U8Al' b7 mea.m ot the Air Force Or'pn1zation status CbBJJse 

Beport (Beports Control SJmbol AJ'-SC-OlD) in oompliance Yi th current 

instructions. 

4. Obligate to the extent necess817 the appropriate allotments in 

accordame with A1L 172-Bo. I 

Bf OBDER OF THE SBCRITAR!' OF TBE Am FORCE: 

, 

" I 

L. L. JUJXZ 

Colonel, USU' 

'Air A~uta.nt General 

DIS'mIBUTION: 

CSA.CS (5) 

CBJO'l' (3) 

CSGPA (l) 

cscm (1) 

AGP.0-I (1) 

Cbiefs of Technical Services , (J.6) 

Bq USAF ('8) 

Cammand11J8 Genera.ls, 

Air Materiel CODlllB.l1d 

AT'l'lls • MCOO ( ,0) 

USAF Secur1 t7 Bernce ( 'o) 

, 

I 

9-2276}: AF 

• 

•