Chapitre 1 - Cryptographie classique

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Exercice 1.1 

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Exercice 1.1 bis (Compléments en ligne)
 
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Exercice 1.2

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Exercice 1.2 bis (Compléments en ligne)

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Exercice 1.3

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ju wusbms qusbqu ncsz ju vmo z uddmqvcfb n uxfbuq ju xusb wcoxcfz fj eczzc qcefnuwusb jc emqbu
xfbquu no ijmv nuz wcfzmsz nu jc xfvbmfqu ecz czzul qcefnuwusb vueusncsb emoq uweuvauq kou z
usrmoddqu us wuwu buwez kou jof os bmoqifjjms nu emozzfuqu ub nu zciju

ju acjj zusbcfb ju vamo vofb ub ju xfuog bcefz c j osu nu zuz ugbquwfbuz osu cddfvau nu vmojuoq
bqme xczbu emoq vu nuejmfuwusb fsbuqfuoq ubcfb vjmouu co woq ujju quequzusbcfb zfwejuwusb os
usmqwu xfzcru jcqru nu ejoz n os wubqu ju xfzcru n os amwwu n usxfqms kocqcsbu vfsk csz c j
uecfzzu wmozbcvau smfqu cog bqcfbz cvvusbouz ub iucog

hfszbms zu nfqfruc xuqz j uzvcjfuq fj ubcfb fsobfju n uzzcpuq nu equsnqu j czvuszuoq wuwu cox
wufjjuoquz uemkouz fj dmsvbfmsscfb qcquwusb cvboujjuwusb n cfjjuoqz ju vmoqcsb ujuvbqfkou ubcfb
vmoeu ncsz jc ymoqsuu v ubcfb osu nuz wuzoquz n uvmsmwfu eqfzuz us xou nu jc zuwcfsu nu jc acfsu
zms ceecqbuwusb ubcfb co zuebfuwu hfszbms kof cxcfb bqusbu suod csz ub zmoddqcfb n os ojvuqu
xcqfkouog co nuzzoz nu jc vauxfjju nqmfbu wmsbcfb jusbuwusb fj z cqqubc ejozfuoqz dmfz us vauwfs
emoq zu quemzuq c vackou ecjfuq zoq osu cddfvau vmjjuu co woq dcvu c jc vcru nu j czvuszuoq j
usmqwu xfzcru xmoz dfgcfb no qurcqn v ubcfb os nu vuz emqbqcfbz cqqcsruz nu bujju zmqbu kou juz
puog zuwijusb zofxqu vujof kof eczzu osu jurusnu zmoz ju emqbqcfb nfzcfb ifr iqmbauq xmoz qurcqnu

c j fsbuqfuoq nu j ceecqbuwusb nu hfszbms osu xmfg zovquu dcfzcfb usbusnqu osu zuqfu nu smwiquz
kof cxcfusb bqcfb c jc eqmnovbfms nu jc dmsbu jc xmfg eqmxuscfb n osu ejckou nu wubcj mijmsrou
wfqmfq buqsu usvczbqu ncsz ju woq nu nqmfbu hfszbms bmoqsc os imobms ub jc xmfg nfwfsoc nu xmjowu
wcfz juz wmbz ubcfusb usvmqu nfzbfsvbz ju zms nu j ceecqufj no bujuvqcs vmwwu ms nfzcfb emoxcfb
ubqu czzmoqnf wcfz fj s p cxcfb covos wmpus nu j ubufsnqu vmwejubuwusb hfszbms zu nfqfruc xuqz jc
dusubqu fj ubcfb nu zbcboqu dquju ejobmb eubfbu ub zc wcfrquoq ubcfb zmojfrsuu ecq jc vmwifscfzms
ijuou osfdmqwu no ecqbf fj cxcfb juz vauxuog bquz ijmsnz ju xfzcru scboqujjuwusb zcsrofs jc euco
noqvfu ecq ju zcxms rqmzzfuq juz jcwuz nu qczmfq uwmozzuuz ub ju dqmfn nu j afxuq kof xuscfb nu
equsnqu dfs


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Exercice 1.4

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Exercice 1.5

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Exercice 1.5 bis (Compléments en ligne)

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Exercice 1.7

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chiffrement -> jvfrtqealv

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Exercice 1.8

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Exercice 1.9 

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Exercice 1.11

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Exercice 1.14

 

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