1588 & cryptanalysi
2625 & greek
3125 & krypt�
2256 & hidden
3126 & anal�ein
3127 & loosen
3128 & unti
3 & studi
432 & method
1680 & obtain
407 & mean
2646 & encrypt
6 & inform
52 & access
191 & secret
6 & inform
880 & normal
292 & requir
63 & typic
64 & involv
1685 & know
11 & system
159 & work
1455 & find
191 & secret
466 & kei
3129 & non-techn
41 & languag
7 & practic
3130 & codebreak
1794 & crack
799 & code
2125 & phrase
3131 & specialis
1600 & technic
407 & mean
387 & see
799 & code
1588 & cryptanalysi
114 & refer
1776 & attempt
3092 & circumv
327 & secur
283 & type
1586 & cryptograph
15 & algorithm
1315 & protocol
54 & gener
2646 & encrypt
1588 & cryptanalysi
3132 & exclud
432 & method
1782 & attack
1249 & primarili
2319 & target
2935 & weak
136 & actual
223 & cryptographi
2751 & briberi
320 & physic
3133 & coercion
2752 & burglari
950 & keystrok
3134 & log
2471 & social
95 & engin
283 & type
1782 & attack
1546 & concern
172 & effect
2098 & tradit
1588 & cryptanalysi
416 & goal
432 & method
8 & techniqu
1588 & cryptanalysi
620 & chang
3135 & drastic
202 & histori
223 & cryptographi
1574 & adapt
236 & increas
1586 & cryptograph
33 & complex
247 & rang
3136 & pen-and-pap
432 & method
79 & machin
185 & enigma
186 & world
187 & war
188 & ii
3137 & computer-bas
2695 & scheme
31 & result
1588 & cryptanalysi
620 & chang
254 & �
1060 & longer
3138 & unlimit
760 & success
3130 & codebreak
2023 & hierarch
1970 & classif
2561 & constitut
934 & rare
7 & practic
1782 & attack
2801 & mid-1970
1104 & class
223 & cryptographi
103 & introduc
1783 & asymmetr
223 & cryptographi
432 & method
224 & break
2841 & cryptosystem
63 & typic
3139 & radic
64 & involv
44 & solv
3140 & carefully-construct
36 & problem
1429 & pure
119 & mathemat
3141 & best-known
1112 & integ
197 & factor
463 & content
525 & hide
1494 & 1
202 & histori
2633 & cryptanalysis

1494 & 1
1494 & 1
278 & classic
2633 & cryptanalysis

1494 & 1
1476 & 2
77 & modern
2633 & cryptanalysis

1494 & 1
1497 & 3
31 & result
2633 & cryptanalysis

1476 & 2
283 & type
2785 & cryptanalyt
3142 & attack

1476 & 2
1494 & 1
659 & prior
1791 & knowledg
1727 & scenario
2633 & cryptanalysis

1476 & 2
1476 & 2
2338 & classifi
760 & success
2633 & cryptanalysis

1476 & 2
1497 & 3
3143 & complexity

1497 & 3
1588 & cryptanalysi
1783 & asymmetr
2634 & cryptography

1503 & 4
286 & quantum
1 & comput
10 & applic
2633 & cryptanalysis

1506 & 5
432 & method
2633 & cryptanalysis

1480 & 6
387 & see
544 & also

1480 & 6
1494 & 1
3144 & general

1480 & 6
1476 & 2
1013 & histor
3145 & cryptanalysts

1480 & 6
1497 & 3
3146 & national

1525 & 7
547 & extern
548 & links

1528 & 8
546 & references

202 & histori
2633 & cryptanalysis

549 & main
457 & articl
202 & histori
2634 & cryptography

1588 & cryptanalysi
3147 & coevolv
223 & cryptographi
3148 & contest
2297 & trace
202 & histori
3149 & cryptography�new
1587 & cipher
93 & design
829 & replac
3150 & old
2850 & broken
93 & design
2785 & cryptanalyt
8 & techniqu
76 & invent
1794 & crack
71 & improv
2695 & scheme
7 & practic
641 & view
3151 & side
1474 & coin
862 & order
17 & creat
327 & secur
223 & cryptographi
93 & design
1588 & cryptanalysi
278 & classic
2633 & cryptanalysis

2911 & page
2728 & al-kindi
2730 & 9th
480 & centuri
3152 & manuscript
3153 & deciph
1586 & cryptograph
3154 & messages

136 & actual
557 & word
1588 & cryptanalysi
1682 & rel
2436 & recent
1474 & coin
744 & william
3155 & friedman
2742 & 1920
432 & method
224 & break
799 & code
1587 & cipher
3156 & older
810 & known
478 & record
2416 & explan
1588 & cryptanalysi
522 & given
3157 & 9th-centuri
3158 & arabian
2727 & polymath
2728 & al-kindi
810 & known
2729 & alkindu
369 & europ
3152 & manuscript
3153 & deciph
1586 & cryptograph
859 & messag
3159 & treatis
206 & includ
1093 & descript
432 & method
370 & frequenc
307 & analysi
3160 & ibrahim
3161 & al-kadi
3162 & 1992-
3163 & ref-3
3164 & italian
3165 & scholar
3166 & giambattista
3167 & della
3168 & porta
2869 & author
1562 & semin
159 & work
1588 & cryptanalysi
2842 & de
3169 & furtivi
3170 & literarum
3171 & noti
370 & frequenc
307 & analysi
894 & basic
216 & tool
224 & break
278 & classic
1587 & cipher
1245 & natur
41 & languag
162 & letter
2701 & alphabet
672 & appear
12 & frequent
32 & other
1477 & like
848 & common
162 & letter
1922 & sampl
1775 & plaintext
886 & similarli
3172 & digraph
479 & th
1477 & like
1672 & pair
162 & letter
370 & frequenc
307 & analysi
2311 & reli
1587 & cipher
525 & hide
243 & statist
39 & exampl
494 & simpl
2696 & substitut
1587 & cipher
1173 & where
162 & letter
920 & simpli
829 & replac
12 & frequent
162 & letter
1777 & ciphertext
1477 & like
3173 & candid
370 & frequenc
307 & analysi
1587 & cipher
518 & therefor
1682 & rel
983 & easi
1777 & ciphertext
1135 & give
430 & reason
255 & repres
3174 & count
162 & letter
2701 & alphabet
840 & contain
369 & europ
3175 & 15th
3176 & 16th
480 & centuri
382 & idea
2734 & polyalphabet
2696 & substitut
1587 & cipher
111 & develop
32 & other
3177 & french
2707 & diplomat
3178 & blais
2842 & de
2740 & vigen�r
3179 & 1523-96
480 & centuri
2740 & vigen�r
1587 & cipher
49 & us
888 & repeat
466 & kei
1461 & select
2646 & encrypt
2701 & alphabet
3180 & rotat
263 & consid
654 & complet
327 & secur
3181 & le
3182 & chiffr
3183 & ind�chiffrable�
3184 & indecipher
1587 & cipher
91 & charl
92 & babbag
3185 & 1791�1871
1664 & independ
3186 & friedrich
3187 & kasiski
3188 & 1805�81
3189 & succeed
224 & break
1587 & cipher
186 & world
187 & war
699 & inventor
354 & countri
111 & develop
2782 & rotor
1587 & cipher
79 & machin
3190 & arthur
3191 & scherbiu
185 & enigma
1776 & attempt
3192 & minimis
916 & repetit
956 & exploit
224 & break
2740 & vigen�r
11 & system
7 & practic
370 & frequenc
307 & analysi
2311 & reli
388 & linguist
1791 & knowledg
243 & statist
1587 & cipher
117 & becam
33 & complex
119 & mathemat
117 & becam
1588 & cryptanalysi
620 & chang
2476 & particularli
3193 & evid
186 & world
187 & war
188 & ii
1173 & where
293 & effort
1794 & crack
3194 & axi
1587 & cipher
292 & requir
221 & level
119 & mathemat
682 & sophist
2527 & moreov
26 & autom
43 & appli
1588 & cryptanalysi
1200 & era
2933 & polish
3195 & bomba
158 & devic
793 & british
3196 & bomb
111 & develop
49 & us
631 & punch
633 & card
1802 & equip
729 & colossu
3197 & computers�th
261 & electron
78 & digit
1 & comput
529 & control
40 & program
77 & modern
2633 & cryptanalysis

3198 & replica
3196 & bomb
3199 & device

1 & comput
816 & great
172 & effect
1588 & cryptanalysi
186 & world
187 & war
188 & ii
204 & made
432 & method
223 & cryptographi
862 & order
1194 & magnitud
33 & complex
1679 & taken
77 & modern
223 & cryptographi
74 & becom
3200 & impervi
1588 & cryptanalysi
3136 & pen-and-pap
11 & system
2367 & seem
3201 & upper
900 & hand
1429 & pure
1588 & cryptanalysi
2887 & historian
409 & david
2888 & kahn
1547 & note
2841 & cryptosystem
1813 & offer
484 & hundr
379 & commerci
2603 & vendor
2850 & broken
810 & known
432 & method
1588 & cryptanalysi
1101 & inde
11 & system
2669 & chosen
1775 & plaintext
1782 & attack
1461 & select
1775 & plaintext
2075 & match
1777 & ciphertext
2372 & yield
466 & kei
3202 & unlock
859 & messag
559 & sens
1588 & cryptanalysi
3203 & dead
561 & end
3204 & stori
1588 & cryptanalysi
3203 & dead
1768 & -
1402 & mix
3205 & metaphor
1768 & -
3206 & skin
3207 & cat
2888 & kahn
1099 & goe
2432 & mention
236 & increas
3208 & opportun
3209 & intercept
941 & bug
3151 & side
739 & channel
1782 & attack
286 & quantum
1 & comput
829 & replac
2098 & tradit
407 & mean
1588 & cryptanalysi
2888 & kahn
3210 & prematur
1588 & cryptanalysi
3211 & postmortem
2935 & weak
1587 & cipher
3212 & extinct
2785 & cryptanalyt
432 & method
1019 & emploi
241 & intellig
2520 & agenc
693 & remain
3213 & unpublish
3214 & academia
93 & design
1259 & regularli
1008 & present
12 & frequent
2850 & broken
3215 & 1984
1763 & block
1587 & cipher
3216 & madryga
349 & found
2440 & suscept
2947 & ciphertext-onli
1782 & attack
2486 & 1998
3217 & feal-4
336 & propos
829 & replac
2842 & de
1357 & standard
2646 & encrypt
15 & algorithm
3218 & demolish
3219 & spate
1782 & attack
125 & academ
189 & commun
974 & entir
7 & practic
446 & industri
1587 & cipher
452 & free
808 & flaw
39 & exampl
3220 & a5/1
3221 & a5/2
3222 & cmea
15 & algorithm
519 & mobil
520 & phone
59 & technolog
2850 & broken
608 & hour
583 & minut
3223 & real-tim
49 & us
3224 & widely-avail
1 & comput
1802 & equip
3225 & 2001
1070 & wire
2963 & equival
2232 & privaci
3226 & wep
1315 & protocol
327 & secur
3227 & wi-fi
1261 & wireless
270 & network
1758 & shown
2440 & suscept
7 & practic
3228 & related-kei
1782 & attack
31 & result
2633 & cryptanalysis

193 & decrypt
3023 & zimmermann
3229 & telegram
760 & success
1588 & cryptanalysi
3230 & undoubtedli
393 & influenc
202 & histori
506 & abil
458 & read
3231 & presumed-secret
190 & thought
1350 & plan
32 & other
2254 & decis
958 & advantag
798 & wartim
39 & exampl
186 & world
187 & war
224 & break
3023 & zimmermann
3229 & telegram
3232 & instrument
3233 & bring
532 & unit
374 & state
187 & war
186 & world
187 & war
188 & ii
1588 & cryptanalysi
183 & german
1587 & cipher
254 & �
206 & includ
185 & enigma
79 & machin
3234 & lorenz
1587 & cipher
254 & �
2797 & credit
3235 & shorten
561 & end
624 & european
187 & war
362 & month
1559 & determin
1916 & eventu
31 & result
387 & see
1772 & ultra
532 & unit
374 & state
1532 & benefit
1588 & cryptanalysi
3236 & japanes
3237 & purpl
799 & code
387 & see
2202 & magic
1950 & govern
3238 & recognis
2383 & potenti
1532 & benefit
1588 & cryptanalysi
241 & intellig
184 & militari
2707 & diplomat
123 & establish
841 & dedic
2601 & organis
3239 & devot
224 & break
799 & code
1587 & cipher
1863 & nation
39 & exampl
2898 & gchq
2642 & nsa
2601 & organis
65 & activ
2276 & 2004
813 & report
532 & unit
374 & state
2850 & broken
3240 & iranian
1587 & cipher
2264 & unknown
1429 & pure
1588 & cryptanalysi
197 & factor
64 & involv
283 & type
2785 & cryptanalyt
3142 & attack

2785 & cryptanalyt
1782 & attack
3241 & vari
3242 & potenc
2589 & threat
3243 & pose
3244 & real-world
2841 & cryptosystem
3245 & certif
2935 & weak
4 & theoret
1782 & attack
3246 & unlik
10 & applic
3244 & real-world
1725 & situat
181 & major
31 & result
349 & found
77 & modern
2785 & cryptanalyt
384 & research
283 & type
806 & essenti
7 & practic
1548 & import
1782 & attack
422 & depend
289 & answer
23 & question
1791 & knowledg
491 & capabl
3247 & prerequisit
269 & addit
191 & secret
6 & inform
3248 & deduc
293 & effort
292 & requir
1 & comput
33 & complex
659 & prior
1791 & knowledg
1727 & scenario
2633 & cryptanalysis

1588 & cryptanalysi
105 & perform
205 & number
1784 & assumpt
390 & observ
349 & found
11 & system
1782 & attack
894 & basic
165 & start
467 & point
880 & normal
1033 & assum
727 & purpos
307 & analysi
54 & gener
15 & algorithm
810 & known
2761 & kerckhoff
517 & principl
2764 & enemi
1685 & know
11 & system
430 & reason
1784 & assumpt
7 & practic
254 & �
202 & histori
3249 & countless
39 & exampl
191 & secret
15 & algorithm
1318 & fall
2349 & wider
1791 & knowledg
3250 & various
2750 & espionag
3251 & betray
2650 & revers
95 & engin
2503 & occas
1587 & cipher
1716 & reconstruct
1429 & pure
3252 & deduct
39 & exampl
183 & german
3234 & lorenz
1587 & cipher
3236 & japanes
3237 & purpl
799 & code
1153 & varieti
278 & classic
2695 & scheme
1784 & assumpt
206 & includ
2947 & ciphertext-onli
2748 & cryptanalyst
52 & access
987 & collect
1777 & ciphertext
3253 & codetext
2949 & known-plaintext
1782 & attack
477 & set
1777 & ciphertext
1685 & know
2950 & correspond
1775 & plaintext
2951 & chosen-plaintext
2953 & chosen-ciphertext
1782 & attack
1680 & obtain
1777 & ciphertext
1775 & plaintext
2950 & correspond
1698 & arbitrari
477 & set
1775 & plaintext
1777 & ciphertext
971 & choos
1574 & adapt
2951 & chosen-plaintext
2951 & chosen-plaintext
1782 & attack
1782 & attack
971 & choos
835 & subsequ
1775 & plaintext
180 & base
6 & inform
242 & learn
873 & previou
2646 & encrypt
886 & similarli
1574 & adapt
2669 & chosen
1777 & ciphertext
1782 & attack
3228 & related-kei
1782 & attack
2951 & chosen-plaintext
1782 & attack
1782 & attack
1680 & obtain
1777 & ciphertext
2646 & encrypt
466 & kei
466 & kei
2264 & unknown
332 & relationship
810 & known
39 & exampl
466 & kei
94 & differ
1072 & bit
283 & type
1782 & attack
1554 & clearli
94 & differ
2564 & plausibl
3254 & mount
7 & practic
1477 & like
32 & other
1586 & cryptograph
411 & take
3255 & conserv
42 & approach
327 & secur
1033 & assum
3256 & worst-cas
93 & design
15 & algorithm
430 & reason
2695 & scheme
327 & secur
3257 & unrealist
2589 & threat
651 & resist
3244 & real-world
1588 & cryptanalysi
1784 & assumpt
3258 & realist
2367 & seem
3259 & glanc
2949 & known-plaintext
1782 & attack
2748 & cryptanalyst
1685 & know
521 & abl
1790 & guess
1477 & like
148 & part
1775 & plaintext
2646 & encrypt
162 & letter
564 & begin
3260 & dear
3261 & sir
1 & comput
3262 & session
165 & start
3263 & login
2951 & chosen-plaintext
1782 & attack
1477 & like
2564 & plausibl
39 & exampl
3264 & convinc
3265 & forward
859 & messag
522 & given
2646 & encrypt
147 & form
3228 & related-kei
1782 & attack
2732 & mostli
4 & theoret
3258 & realist
1725 & situat
39 & exampl
626 & construct
1586 & cryptograph
2856 & hash
751 & function
49 & us
1763 & block
1587 & cipher
2338 & classifi
760 & success
2633 & cryptanalysis

31 & result
1588 & cryptanalysi
3241 & vari
49 & us
39 & exampl
1586 & cryptograph
3266 & lar
3267 & knudsen
2486 & 1998
2338 & classifi
220 & variou
283 & type
1782 & attack
1763 & block
1587 & cipher
19 & accord
290 & amount
1558 & qualiti
191 & secret
6 & inform
2391 & discov
2549 & total
224 & break
254 & �
1782 & attack
3248 & deduc
191 & secret
466 & kei
2490 & global
3252 & deduct
254 & �
1782 & attack
2391 & discov
751 & function
2963 & equival
15 & algorithm
2646 & encrypt
193 & decrypt
242 & learn
466 & kei
992 & instanc
2686 & local
3252 & deduct
254 & �
1782 & attack
2391 & discov
269 & addit
1775 & plaintext
1777 & ciphertext
2900 & previous
810 & known
6 & inform
3252 & deduct
254 & �
1782 & attack
1509 & gain
765 & shannon
6 & inform
1775 & plaintext
1777 & ciphertext
2900 & previous
810 & known
512 & distinguish
15 & algorithm
254 & �
1782 & attack
512 & distinguish
1587 & cipher
1154 & random
3268 & permut
1618 & similar
1000 & consider
43 & appli
1782 & attack
283 & type
1586 & cryptograph
15 & algorithm
3143 & complexity

1782 & attack
3269 & characteris
290 & amount
291 & resourc
292 & requir
147 & form
97 & time
254 & �
205 & number
750 & primit
274 & oper
105 & perform
3270 & loos
750 & primit
274 & oper
894 & basic
1 & comput
163 & instruct
269 & addit
1120 & xor
174 & shift
2981 & forth
974 & entir
2646 & encrypt
432 & method
747 & memori
254 & �
290 & amount
523 & storag
292 & requir
105 & perform
1782 & attack
265 & data
254 & �
1498 & quantiti
1775 & plaintext
1777 & ciphertext
292 & requir
125 & academ
223 & cryptographi
2935 & weak
224 & break
2695 & scheme
408 & defin
3255 & conserv
2158 & bruce
3271 & schneier
902 & sum
42 & approach
224 & break
1587 & cipher
920 & simpli
407 & mean
1455 & find
2935 & weak
1587 & cipher
956 & exploit
33 & complex
1780 & brute
1781 & forc
227 & mind
2817 & brute-forc
292 & requir
3272 & 2128
2646 & encrypt
1782 & attack
292 & requir
3273 & 2110
2646 & encrypt
263 & consid
224 & break
920 & simpli
1130 & put
224 & break
3245 & certif
2935 & weak
3193 & evid
1587 & cipher
105 & perform
3274 & advertis
3271 & schneier
3050 & 2000
1588 & cryptanalysi
1783 & asymmetr
2634 & cryptography

1783 & asymmetr
223 & cryptographi
466 & kei
223 & cryptographi
223 & cryptographi
2311 & reli
49 & us
466 & kei
2510 & privat
1587 & cipher
3275 & invari
2311 & reli
119 & mathemat
36 & problem
684 & basi
327 & secur
2464 & obviou
467 & point
1782 & attack
111 & develop
432 & method
44 & solv
36 & problem
327 & secur
3276 & two-kei
223 & cryptographi
422 & depend
119 & mathemat
23 & question
3277 & single-kei
223 & cryptographi
54 & gener
2676 & convers
1079 & link
1588 & cryptanalysi
2349 & wider
119 & mathemat
384 & research
1783 & asymmetr
2695 & scheme
93 & design
3278 & conjectur
2786 & difficulti
44 & solv
220 & variou
119 & mathemat
36 & problem
71 & improv
15 & algorithm
349 & found
44 & solv
36 & problem
11 & system
3279 & weaken
39 & exampl
327 & secur
2889 & diffie-hellman
466 & kei
1178 & exchang
2695 & scheme
422 & depend
2786 & difficulti
80 & calcul
1273 & discret
1648 & logarithm
2052 & 1983
1990 & don
3280 & coppersmith
349 & found
832 & faster
1455 & find
1273 & discret
1648 & logarithm
1069 & group
1004 & therebi
292 & requir
1586 & cryptograph
49 & us
1139 & larger
1069 & group
283 & type
1069 & group
2813 & rsa
327 & secur
422 & depend
148 & part
2786 & difficulti
1112 & integ
197 & factor
254 & �
3281 & breakthrough
197 & factor
1486 & impact
327 & secur
2813 & rsa
2042 & 1980
197 & factor
768 & difficult
3282 & 50-digit
205 & number
2930 & expens
3283 & 1012
3284 & elementari
1 & comput
274 & oper
3215 & 1984
374 & state
2370 & art
197 & factor
15 & algorithm
226 & advanc
467 & point
1173 & where
3285 & 75-digit
205 & number
197 & factor
3283 & 1012
274 & oper
226 & advanc
1 & comput
59 & technolog
653 & meant
274 & oper
105 & perform
832 & faster
3286 & moor
1643 & law
1010 & predict
1 & comput
837 & speed
399 & continu
236 & increas
197 & factor
8 & techniqu
399 & continu
1477 & like
422 & depend
119 & mathemat
2373 & insight
3287 & creativ
1223 & successfulli
1010 & predict
3288 & 150-digit
205 & number
1145 & kind
2813 & rsa
197 & factor
293 & effort
142 & greater
3289 & unreason
1254 & fast
77 & modern
1 & comput
165 & start
3290 & 21st
480 & centuri
3288 & 150-digit
205 & number
1060 & longer
263 & consid
466 & kei
481 & size
2813 & rsa
205 & number
484 & hundr
78 & digit
263 & consid
197 & factor
3291 & 2005
432 & method
399 & continu
71 & improv
97 & time
292 & requir
466 & kei
481 & size
1088 & keep
3292 & pace
15 & algorithm
512 & distinguish
431 & featur
1783 & asymmetr
2695 & scheme
1782 & attack
1686 & symmetr
2841 & cryptosystem
1588 & cryptanalysi
3208 & opportun
48 & make
49 & us
1791 & knowledg
1509 & gain
466 & kei
286 & quantum
1 & comput
10 & applic
2633 & cryptanalysis

286 & quantum
1 & comput
3293 & phase
111 & develop
2383 & potenti
49 & us
1588 & cryptanalysi
39 & exampl
3294 & shor
15 & algorithm
197 & factor
205 & number
3295 & polynomi
97 & time
172 & effect
224 & break
1434 & commonli
147 & form
2636 & public-kei
2646 & encrypt
49 & us
3296 & grover
15 & algorithm
286 & quantum
1 & comput
2817 & brute-forc
466 & kei
1818 & search
204 & made
3297 & quadrat
832 & faster
1086 & counter
236 & increas
466 & kei
617 & length
432 & method
2633 & cryptanalysis

278 & classic
1588 & cryptanalysi
370 & frequenc
2134 & analysis

1885 & index
3298 & coincidence

3187 & kasiski
3299 & examination

1686 & symmetr
15 & algorithm
3300 & boomerang
3142 & attack

1780 & brute
1781 & forc
3142 & attack

3301 & davi
3142 & attack

1132 & differenti
2633 & cryptanalysis

135 & imposs
1132 & differenti
2633 & cryptanalysis

487 & integr
2633 & cryptanalysis

2960 & linear
2633 & cryptanalysis

3302 & meet-in-the-middl
3142 & attack

3303 & mod-n
2633 & cryptanalysis

3228 & related-kei
3142 & attack

570 & slide
3142 & attack

3304 & xsl
3142 & attack

2856 & hash
751 & function
3305 & birthdai
3142 & attack

1782 & attack
296 & model
2953 & chosen-ciphertext
3142 & attack

2951 & chosen-plaintext
3142 & attack

2947 & ciphertext-onli
3142 & attack

2949 & known-plaintext
3142 & attack

3151 & side
739 & channel
1782 & attack
110 & power
2134 & analysis

97 & time
3142 & attack

270 & network
1782 & attack
3306 & man-in-the-middl
3142 & attack

3307 & replai
3142 & attack

547 & extern
1782 & attack
3308 & black-bag
2633 & cryptanalysis

3309 & rubber-hos
2633 & cryptanalysis

387 & see
544 & also

3144 & general

1588 & cryptanalysi
3310 & enigma

2634 & cryptography

223 & cryptographi
3311 & portal

3312 & decipherment

248 & topic
2634 & cryptography

1013 & histor
3145 & cryptanalysts

3313 & conel
3314 & hugh
3315 & donel
3316 & alexander

91 & charl
3317 & babbage

3318 & lambro
3319 & callimahos

3320 & alastair
3321 & denniston

3322 & agn
3323 & meyer
3324 & driscoll

3325 & elizebeth
3326 & friedman

744 & william
3155 & friedman
688 & father
77 & modern
3327 & cryptology

3328 & meredith
3329 & gardner

3186 & friedrich
3330 & kasiski

3331 & al-kindi

3332 & dilli
3333 & knox

3334 & solomon
3335 & kullback

3336 & marian
3337 & rejewski

627 & joseph
3338 & rochefort
198 & contribut
943 & affect
1478 & outcom
3339 & battl
3340 & midway

3341 & frank
3342 & rowlett

3343 & abraham
3344 & sinkov

3345 & giovanni
3346 & soro
621 & renaiss
3347 & outstand
3348 & cryptanalyst

811 & john
3349 & tiltman

397 & alan
3350 & turing

3351 & herbert
3352 & yardley

3146 & national

1863 & nation
1587 & cipher
3353 & challenge

3354 & zendian
36 & problem
