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a) TEUCO FEELA WISOE SLWTI CSFTT SSBNU ONNAH AQFAD GEOSO IVBLL OSCNO OHHAH TSRNE

ID: 3876414 • Letter: A

Question

a) TEUCO FEELA WISOE SLWTI CSFTT SSBNU ONNAH AQFAD GEOSO IVBLL OSCNO OHHAH TSRNE DAETL URLES EGTIO HETWT TNLHF RIAAE YOGOP UUVES TTTHT IEUER LEREI SILLE HNSKH SMHAL DIETO UTHNT KMSTH OEAHP OXACO DMORH UDOYA RSEBR TIOES IEGDL NHSED TNTAH AASBR ENMUO OABES RTCNT ODMSR OTWAE NOLHS NNUEA UTYRR NEFEG TRADU BUYTN HRTET EHESI IOERG FESUT EGETR EOOLY ORMEA ESOGI DGWNO LCHTO IADWH HDLEO AFIEW DEGLN HDBSA HPILD RODWE VEDNM LATAF LSTES HREET EOHWI CHSAT OHATI WNDYE TTTOA EFESH DRNEI USINR IIRGG TGXMD VOTTD LBUFT OAMRE MNAOY YSHRE HTSEN APELT OREWO TDOON HAIIE EMYGL UTOYE TESTG TEUSR ALGER

b) DOUHI RNAEB DFSED TTMES GUEEE LNLRM LDHNM SAKIW SESBE IRSNC TTVHN IOSES NTRAA DLHEI PPEHT NEEBD GNNRZ NLFLG NAIEE RLIHT DNMEE FDNNH MGENS IFEHT DLRIA EEUEE ABREG BNIME ENDNR GEIZS RSDUH TESDN NCSIE UTDEV ESSRE EGNRR RETHE LUZUE NENGD IAEMC UNAHS NESTL EINRS TGIHN EEENN RSNUH ELEEE IRIIC SCNHC HEEHB RAATN EKIDN LCANL DEIAE IZCGH DLSTN NIDNT EEIRR RGIGN FTEDH WAEEI NITNG EGDEN ANCTG SIAIH BIHLE TTLWS ETOII EGCNT NILUE NOEFR NRAFA EITAE METSE COTNC

c) ARTAB EGEJL AFAFL AGDBE HNBBQ KAGGG IKHRI ACEBF DDABF ABREF KDQGT AAJIH EUFEF IGGFD IFKGQ DHBFD GEPJE BCHEG JEBDI AGRGH DRCEI DJAEG QEOGA JHIOA DBABH BCDBB DHKBB JNGEB GEDMS FDFDB MDPIF EQYGL SBIGF ABSFB GABBI UAGEB RMFDB MBFEI KEDID ENRJA AFHKL MIMOE LHGAA LHMDD KCEPO RNLBI BLEIA ABMNI CKKNI HPRJA DGNAO GDCJF AOGAD EDNPD IKCBB IDAOM EJNEC CADAB HDDER FDCGC GDDSL SDCJT OBCTA IFGLB IAEFF FJTDF CGFID BBJIF KJBHL GHFKI CFFFC CPKAB PO

d) ASREA GEUAI UOGUO TLAET BETRV TONER SAIUQ LUNIO GUDIE NHEBY DRARR EAMCT PNUAN RNTAR RPNRO CSESN TJOEL DNOAV ETUES SNNOR RLNTA ULEUE VIILI OEIOE SRTUT SUTAI OORHE SEDRE UNIAE FIENE IMNFS CLCES TARNO UNUET ELMIT ONTED ANPUM RBLNU SESEN AIPEA EIVEM CCLLA OIULO ODSSI MENXC NDUUE ANTND PMSRC OSUAE LCVAZ PTCIS URNVS ESALE ALNUA DEGME EGTAF DBAPU NXNIS EJIOE SRHRP RINEL ALUAS ETTIM TIEUS IAETI DSNET UPPNR UNIEL RENPM ETQES USTTA TELTL DEITN ROMFE SALRE DEEPT RTETC MRERA TANTL AEAUE EAMPU NRRRA SRRNE DAEST OEENE OCLIA LTUUN ATAAN ISOOP ERIBE ELUUC GSUIE AEEIC EISMA DPEPM EANDN ARRAA NJALP RTTON LOOLN PONEM ECJEX STRPS SNS

Please Explain! Thanks

Please use a frequency analysis tool to help

2. (Recognizing languages, 30 points) You have intercepted the four ciphertets listed below and numbered a) through d). You know that the original plaintexts are in English, German and French Indeed, you know that that they are excerpts from Jules Verne's Voyage au centre de la terre, Mark Twain's Connecticut Yankee, and Johann Goethe's Leiden des jungen Werther. Three sources means that one of them was used twice. You also know that the ciphers used were simple (mongalphabetic) substitutions ciphers, transposition ciphers, or combinations of the two (e.g., first a substitution followed by a transposition, or a double transposition). For each ciphertext, determine the source (Verne, Twain, Goethe) by determining which language the underlying plaintext is in without breaking the cipher. In particular, you do not have to find out which particular cryptosystem was used a) TEUCO FEELA WISOE SLWTI CSFTT SSBNU ONNAH AQFAD GEOSO IVBLL OSCNO OHHAH TSRNE DAETL URLES EGTIO HETWT TNLHF RIAAE YOGOP UUVES TTTHT IEUER LEREI SILLE HNSKH SMHAL DIETO UTHNT KMSTH OEAHP OXACO DMORH UDOYA RSEBR TIOES IEGDL NHSED TNTAH AASBR ENMUO OABES RTCNT ODMSR OTWAE NOLHS NNUEA UTYRR NEFEG TRADU BUYTN HRTET EHESI OERG FESUT EGETR EOOLY ORMEA ESOGI DGWNO LCHTO IADWH HDLEO AFIEW DEGLN HDBSA HPILD RODWE VEDNM LATAF LSTES HREET EOHWI CHSAT OHATI WNDYE TTTOA EFESH DRNEI USINR IIRGG TGXMD VOTTD LBUFT OAMRE MNAOY YSHRE HTSEN APELT OREWO TDOON HAIIE EMYGL UTOYE TESTG TEUSR ALGER b) DOUHI RNAEB DFSED TTMES GUEEE LNLRM LDHNM SAKIW SESBE IRSNC TTVHN IOSES NTRAA DLHEI PPEHT NEEBD GNNRZ NLFLG NAIEE RLIHT DNMEE FDNNH MGENS IFEHT DLRIA EEUEE ABREG BNIME ENDNR GEIZS RSDUH TESDN NCSIE UTDEV ESSRE EGNRR RETHE LUZUE NENGD IAEMC UNAHS NESTL EINRS TGIHN EEENN RSNUH ELEEE IRIIC SCNHC HEEHB RAATN EKIDN LCANL DEIAE IZCGH DLSTN NIDNT EEIRR RGIGN FTEDH WAEEI NITNG EGDEN ANCTG SIAIH BIHLE TTLWS ETOII EGCNT NILUE NOEFR NRAFA EITAE METSE COTNC c) ARTAB EGEJL AFAFL AGDBE HNBBQ KAGGG IKHRI ACEBF DDABF ABREF KDQGT AAJIH EUFEF IGGFD IFKGQ DHBFD GEPJE BCHEG JEBDI AGRGH DRCEI DJAEG QEOGA JHIOA DBABH BCDBB DHKBB JNGEB GEDMS FDFDB MDPIF EQYGL SBIGF ABSFB GABBI UAGEB RMFDB MBFEI KEDID ENRJA AFHKL MIMOE LHGAA LHMDD KCEPO RNLBI BLEIA ABMNI CKKNI HPRJA DGNAO GDCJF AOGAD EDNPD IKCBB IDAOM EJNEC CADAB HDDER FDCGC GDDSL SDCJT OBCTA IFGLB IAEFF FJTDF CGFID BBJIF KJBHL GHFKI CFFFC CPKAB PO d) ASREA GEUAI UOGUO TLAET BETRV TONER SAIUQ LUNIO GUDIE NHEBY DRARR EAMCT PNUAN RNTAR RPNRO CSESN TJOEL DNOAV ETUES SNNOR RLNTA ULEUE VIILI OEIOE SRTUT SUTAI OORHE SEDRE UNIAE FIENE IMNFS CLCES TARNO UNUET ELMIT ONTED ANPUM RBLNU SESEN AIPEA EIVEM CCLLA OIULO ODSSI MENXC NDUUE ANTND PMSRC OSUAE LCVAZ PTCIS URNVS ESALE ALNUA DEGME EGTAF DBAPU NXNIS EJIOE SRHRP RINEL ALUAS ETTIM TIEUS IAETI DSNET UPPNR UNIEL RENPM ETQES USTTA TELTL DEITN ROMFE SALRE DEEPT RTETC MRERA TANTL AEAUE EAMPU NRRRA SRRNE DAEST OEENE OCLIA LTUUN ATAAN ISOOP ERIBE ELUUC GSUIE AEEIC EISMA DPEPM EANDN ARRAA NJALP RTTON LOOLN PONEM ECJEX STRPS SNS Hint: Think frequency analysis. You may use this substitution cipher spreadsheet to perform a frequency analysis. For extra credit determine in each case whether the system used was simple substitution, simple transposition, or a combination of both Your answer will consist of a list of languages, one for each of the cipbertexts

Explanation / Answer

TEUCO FEELA WISOE SLWTI CSFTT SSBNU ONNAH AQFAD GEOSO IVBLL OSCNO OHHAH TSRNE DAETL URLES EGTIO HETWT TNLHF RIAAE YOGOP UUVES TTTHT IEUER LEREI SILLE HNSKH SMHAL DIETO UTHNT KMSTH OEAHP OXACO DMORH UDOYA RSEBR TIOES IEGDL NHSED TNTAH AASBR ENMUO OABES RTCNT ODMSR OTWAE NOLHS NNUEA UTYRR NEFEG TRADU BUYTN HRTET EHESI IOERG FESUT EGETR EOOLY ORMEA ESOGI DGWNO LCHTO IADWH HDLEO AFIEW DEGLN HDBSA HPILD RODWE VEDNM LATAF LSTES HREET EOHWI CHSAT OHATI WNDYE TTTOA EFESH DRNEI USINR IIRGG TGXMD VOTTD LBUFT OAMRE MNAOY YSHRE HTSEN APELT OREWO TDOON HAIIE EMYGL UTOYE TESTG TEUSR ALGER

b) DOUHI RNAEB DFSED TTMES GUEEE LNLRM LDHNM SAKIW SESBE IRSNC TTVHN IOSES NTRAA DLHEI PPEHT NEEBD GNNRZ NLFLG NAIEE RLIHT DNMEE FDNNH MGENS IFEHT DLRIA EEUEE ABREG BNIME ENDNR GEIZS RSDUH TESDN NCSIE UTDEV ESSRE EGNRR RETHE LUZUE NENGD IAEMC UNAHS NESTL EINRS TGIHN EEENN RSNUH ELEEE IRIIC SCNHC HEEHB RAATN EKIDN LCANL DEIAE IZCGH DLSTN NIDNT EEIRR RGIGN FTEDH WAEEI NITNG EGDEN ANCTG SIAIH BIHLE TTLWS ETOII EGCNT NILUE NOEFR NRAFA EITAE METSE COTNC

c) ARTAB EGEJL AFAFL AGDBE HNBBQ KAGGG IKHRI ACEBF DDABF ABREF KDQGT AAJIH EUFEF IGGFD IFKGQ DHBFD GEPJE BCHEG JEBDI AGRGH DRCEI DJAEG QEOGA JHIOA DBABH BCDBB DHKBB JNGEB GEDMS FDFDB MDPIF EQYGL SBIGF ABSFB GABBI UAGEB RMFDB MBFEI KEDID ENRJA AFHKL MIMOE LHGAA LHMDD KCEPO RNLBI BLEIA ABMNI CKKNI HPRJA DGNAO GDCJF AOGAD EDNPD IKCBB IDAOM EJNEC CADAB HDDER FDCGC GDDSL SDCJT OBCTA IFGLB IAEFF FJTDF CGFID BBJIF KJBHL GHFKI CFFFC CPKAB PO

d) ASREA GEUAI UOGUO TLAET BETRV TONER SAIUQ LUNIO GUDIE NHEBY DRARR EAMCT PNUAN RNTAR RPNRO CSESN TJOEL DNOAV ETUES SNNOR RLNTA ULEUE VIILI OEIOE SRTUT SUTAI OORHE SEDRE UNIAE FIENE IMNFS CLCES TARNO UNUET ELMIT ONTED ANPUM RBLNU SESEN AIPEA EIVEM CCLLA OIULO ODSSI MENXC NDUUE ANTND PMSRC OSUAE LCVAZ PTCIS URNVS ESALE ALNUA DEGME EGTAF DBAPU NXNIS EJIOE SRHRP RINEL ALUAS ETTIM TIEUS IAETI DSNET UPPNR UNIEL RENPM ETQES USTTA TELTL DEITN ROMFE SALRE DEEPT RTETC MRERA TANTL AEAUE EAMPU NRRRA SRRNE DAEST OEENE OCLIA LTUUN ATAAN ISOOP ERIBE ELUUC GSUIE AEEIC EISMA