° ' '1 A aP A sY w II Y 711E P E SS4 AL CiIRPPt R- j A X E SA CRWI NAL SIS S1_L #OR tr YY tY •1411 I SY A HtStiRIAiH LOCYS AT SKINT U e a E 1 y r l 14tr VKHRST Cf NUNICATIONS U THE UNCERTAIN V X ET' U tarry U a05en6 ut A A RIEP TREATISE ON FIVE LAWS OF TLLEPHONIC CC10 9L 1aCA- t01 U 1411 «a V BUT LIFE IS 5UPFOSED TO 9E IWZ i1 i •a A i « 1 CRYPTIC CROSSWORD U PULES -FOP -ARZ CAMEL CORPS U 31 TOWARDS BETTER SYSTE2t DEVELOPMENT U 32 OLD PHO E VOY5 NEVER 02£ U itilltvr 1 hrslee 38 C04501Ma VS CMPQTF R A REVIEW U ' wft li Tile MAIL Eux 11 R • 42 A TOY OBLEH U t• 7t aka Tlt q r Y a 69 is' y tCS SOCIM NVIOS U IAUI S 1SridRet 4 R « « w R q n fc TOW PL 86-36 50 USC 3605 i h THIS DOMMENT CONTAINS CODEWORD MATERIAL nl #W#j r Declassified and Approved for Release by NSA on 01-16-2020 pursuant to E O 13526 MDR Case #107698 1 PL 86-36 50 USC 3605 EO 3 3b 3 PL 86-36 50 USC 3605 Computer ' ' ' The PERSONAL 11 1 40111 txyptanalysis SuppoTool u by article 'fiesk Top ictccc cprsterzr A Grcuing T'a t of t SA's FUture uhich appeared in the off epteswer 1430 ' e of the field irsfornatiorr Lector FIL aaa novItere better received than in the Cry ptaaAlyttc Supputt Brurcth 01 the Office Of Southeast Asia Sirrcc April lea G ' this plmm at hsa usze4 th% 7RS-€ '0 personal ccr puter as an integral kart of our cryptanalytic effort against specific SEA Tsrgau - I would lik-c to shams with you 'sow the TRS-80 is being successfully used in cur daily vpesrattoas Althaugh rofererwo is nad e to the TRS-80 throughout this article vany other personal cct utere would oerve att well 'Tt TV-s-s the 0ur host extensive and riucceasful Appiteation to dxtc hsss bps n agairiAt target -mar -hi Ja t n ry 1900 0e 0vCPlexsty i4od volurt of nciphcred cormsnications began to - LTo av4le bath of thefte cr tcgraphtc feature two progran which We're adapted 16r us by 113 for use on this ex oasl tozvuter a pro le °tmty but what was really oc 1-77 vats computer awpport of a local paraaa sl nature the kind of ttnputer with vh1ch the Mar 82 x CRYP-10 s aAt 1 rF R Fi' ° i' EO 3 3b 3 PL 86-36 50 USC 3605 1'77 t a could vr rk rtap l i5 nor e h t •ratl ablelti n analyst interae ti ri' r Vr oien speed m vn iep tip an n gwr C wr t7ce e a p ni # it a til Y L ra g rdu but atfs to c place 1ui ilaaasl'ez tilt Upon is vest igatt ar' 'ac lcnc r d of 1113 Ica uaa k with the TOWN parrtct1 erty ice P P ' A ril 49E0@11 he area of hard adapted its alrCddy c'4i c ti tas' et prQ rA f6t usv talnst tilt I i th our ' basic ik -Sa wac OX CO wa m Wt obtalaed 16vedlatr 'posititve 'results throuXh t # of the TRS-Ii k but al'so itot e niz d a 'M ed for prriphtral sgt tl evx-nt sticb aa 44 rl O drives and'a prialtcr T'hii equiVicept saga esLbsad tht' E' 04 H ' ' -c66 swat ac Tueatl Ypur has greatly s4eeded up T'hen in tke fill of 1161' our cozputer ktaw upgradcd td a' Mi' 9I tfCOU hid Skiflr -in e t k de 5vte and 1Ct w a#ct interface makinu it sane cunhletr 'nxelauage A new printcr araea alto acquired -E I 1t is in eri- 4C n 4 peculdarity er diasegvered while routict y vier sseputtr the 4 tn- t0 th 11 - -Car ity has been fA r- o elute that vat first on resat y cn amce apabtluy use of the aC The 'TRS-Ste ouplfshing 0' a 19eµ acrstl cc a user process eartire locally • w1tll4Jt etvfrrq tL-l wa c in tint tin ra a 1nr nt c p er for exa cs tins at any aatAp -6 ' Cur o itty 'raur cryptonalytt'r 'arpkoula 1t is highly perwil fn dewlopmeat Vitt the aid tea Tiae nature allowing the analyst to work at anvuAves Newtirt stepk• Of e a 'n-O his her ovn pace Tien TRS-90 can be tailored software its loaded on its ova akin le' flch'py to Individual e aaaily asad quickty disk The analyst target needy -- Its most distinctive vcre in the paeae naauas y one U nno-c ar feature It Is slay a very ccoromic analytic dIA crslled CIPPER- sat in Aptil 1981 At tool -- giving optl saa r€•aultra for 41 #tiainll ii5 -rKS-RU war succcsafolly bnro rfmafd' viflu adapt of nccAey the Cdl€014A Terminal Sub-systei3 SDP 11'170 l' thaaa rzaktng the -me-80 a S rt terasfVal ' Nov ue cars go across PLATVtlM and proea as' or' retrieve our data from other tayNterm sect as AueeePS r4ace iSA RMLf lt o r CAULLON 114-316 or any %oth'P-r 'L Pitt vc ry tittle yuton comnu t d to PLAT86tut 'rind dirvrctlir areahip enter it oyster the cipher disk That kind vt vrr ua ce one could involve many mmhoural ye vest a u ch %conputtr prgcea sing 'tessin veto a aed tft ti 8astth pro- With the interactive analytic applicatiaa ern the TR8- valuable tint is indctd saved sad analytic %UCCCas achieved c9e second S program for designed tear but In the tall of 1911# far 82 C€tTMLOC rage 2 it v4s us- in the y arglrall • it EO 3 3b 3 PL 86-36 50 USC 3605 a the i9iilte 3e t arget 7 4ditiorril the a x4 s tInk ' nru ru» -13orcdi 'pre fglr the VILt tQzl kcltiow t o curtertly initill 'hfpatheain and COMCVntr te- C££ortn in tyc-clay 411etc4ion h Ir • cC n- i ' T 1111 of thr S-de aFplis atlrsn a fn zha fFie c rt w rot Econ of a cryptannlytic e nraar traffic 41eiRlyt t3 W10 P13 as istance knave eiwtablished a PERSONALITY file 4 I Vit s f'er- field ap raded to suraltty it hrz ran haF3 allow for greater nantpulation of stared data Tou4 the nosly%t can k0ep the file current by isii P e s t c1e r cc or drlct ltaw in wY i i'a' addition tit all of Mere apillcations on the can ncces5 la nicrecocsputcz printer $ II-1fil 711 Tltrougli Tfl RPT thiv4 g lvtrq us a fourth SOMOLPH terminal with l1rAtc4 applicaatiun6• ve Arc able to Frvice q dui3y t raffik ftr tht non-sieaa node thrau flv T FS-80 and print any RA pDAP11 f ilea locally 41st as Frevio1a81y discus d ve can rronsfer FATIUALP11 fulls onto TPS-80 disks for usar with piny of the exf tIrP off-line applieCitfoos ucces %40the -personal conputer fCta use other $u ac curs Aulaq EA analytti whose t«wi'F CCw Onlt a q1i9bZAadIM4ation so- tkp w r ea inting Ti S-ac' Deeded to - 4Ctca0 Oj4te3 ost by cla° t ptgt has - The analytic apElicatioi s detailed t6 M ve denowitrate the fact thmt tine TM-0 p rnonal ccnp iter ban proven to tw a valumble azetiet to the Southeast A-sfmn analytic effort The- TRS-80 lilS sofved can uC-Sl tv a sho ct varied of time aej ve lieva every expectation that it 'dill continue to be used an a flexiz' j e rscipal' rtol of the E A ritlysrc nr A lerz tlme to came lid tcx 1 iss r ccr f ltassloaf Of prro rKir proutdrd y An updated 113 includeu the cmpabflity of minor dif ref encicg which will also gyeatly aid in the tcng to ie eiet sntaica y tn tvnct ut rr further detailed in€ormatior con cert aN the actu4l Oftokare npecificv Of plogie ColwAlt trig cam c pus e 01St 'kutcn tic i1 n Irs ut Ts F'y 4 I an war IInitially testFl lhus the with negative rcnults rana iy it vor OVIC to 0 11minatt Or ptly 14elkaer 1 35-3-j EO 3 3b 3 PL 86-36 50 USC 3605 a • CRYPTd14C • k'sj i' 3 PL 86-36 50 USC 3605 IIIIIIIIIIIII IIIIIIIIIIIIIIII i i i UNCLASSIFIED 1111 111111 1111 1 1 1 1 1 111 TRANSMITTAL OF MATERIAL Request ID 0001014786 Type OMAL 11111111111111111111111111 TO MR MICHAEL MARTELLE THE NATIONAL SECURITYARCHIVE THE GEORGE WASHINGTON UNIVERSITY GELMAN LIBRARY SUITE 701 2130 H STREET N W WASHINGTON DC 20037 PHN# 202 994-7000 LN# 1 UNCLASSIFIED TITLE DESCRIPTION OF ITEM ACCT CPODIR NO TYPE This transmittal may NOT be downgraded upon removal of the enclosure s This transmittal may NOT be declassified upon removal of the enclosures WRAPPED COMSEC SUBMITTED E U QTY SERIAL MDR-107697 DATED 17 JANUARY 2020 SERIAL MDR-107698 DATED 17 JANUARY 2020 DESIG NI1IIG4 --V I I I FROM RETURN ADDRESS DEPARTMENT OF DEFENSE NATIONAL SECURITY AGENCY 9800 SAVAGE ROAD FORT MEADE MARYLAND 20755-6000 ATTN RAMSEY VICKI LYNN SUITE 6881 E YES © NO 20200117 PACKAGE CT USPS - First Class 1 of 1 MFG SERIAL# BARCODE CLASS OF ITEM 0 UNCLASSIFIED PAS STATEMENT NA E D SHIPPING MODE TOT COST 1 Ej S APPROVAL Not Applicable SPECIAL HANDLING INSTRUCTIONS UNCLASSIFIED REQUESTED BY SIGNAT RE 1 Y RAMSEY VICKI LYNN VLRAMSE I I t 11 ORG PHONE P133 301 688-7785 a UNCLASSIFIED 0 DO NOT STAMP RECEIPT PORTION WITH CLASSIFICATION - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - RECEIPT Re uestID 0001014786 RETURN TO DEPARTMENT OF DEFENSE NATIONAL SECURITY AGENCY 9800 SAVAGE ROAD FORT MEADE MARYLAND 20755-6000 ATTN RAMSEYVICKI LYNN SUITE 6881 Please sign and return immediately Avoid tracer action FROM MR MICHAEL MARTELLE THE NATIONAL SECURITYARCHIVE THE GEORGE WASHINGTON UNIVERSITY GELMAN LIBRARY SUITE 701 2130 H STREET N W WASHINGTON DC 20037 PHN# 202 994-7000 II I I III'I II I I I'I I I II Type OMAL Receipt is hereby acknowledged for the material or documents listed under this Request ID SID Typed or Printed NAME Typed or Printed SIGNATURES DATE RECEIVED