Assignment : Decrypt the following Cypher texts below; summit the plain text, an
ID: 639875 • Letter: A
Question
Assignment : Decrypt the following Cypher texts below; summit the plain text, and the key . And also write a brief report detailing the cryptanalysis process.
Cypher Text 1:
lxwmnoph bplnheod eb bplnheod cmmsepi ox lxwmnoerk ipyelpb bnlj cb lxwmnophb cri bwchomjxrpb cb apss cb lxwmnoph rpoaxhvb bnlj cb mheycop cri mngsel rpoaxhvb erlsnierk ojp ajxsp erophrpo bphexnb qercrlecs icwckp jcb gppr lcnbpi gd bplnheod ghpcljpb gno gplcnbp ojphp eb rx bocrichi wxips qxh pboewcoerk ojp lxbo xq cr erleipro ojp xrsd icoc cycescgsp eb ojco ajelj eb wcip mngsel gd ojp xhkcretcoexrb eryxsypi bpyphcs lxwmnoph bplnheod lxrbnsoerk qehwb mhxinlp pboewcopb xq oxocs axhsiaeip sxbbpb coohegnocgsp ox yehnb cri axhw cooclvb cri ox jxboesp iekeocs clob er kprphcs ojp sxbb pboewcopb gd ojpbp qehwb hcrkp gpoappr ojehoppr gessexr ixsschb qxh axhwb cri yehnbpb xrsd cri oax jnriphpi oaprod bef gessexr ixsschb qxh css qxhwb xq lxypho cooclvb
Cypher Text 2:
fchylerdhyusyflfuflpijlrchqlynjlrchqfcnfcnyshhiliuyhzpqenivcuigqhgypzvhnqylfsnyljnddvjpiylyfypzyusyflfufliahkhqvrdnlifhofjcnqnjfhqzpqnglzzhqhifjlrchqfhofjcnqnjfhqlfglzzhqyzqpefchjnhynqjlrchqlifcnffchjlrchqndrcnshflyipfylerdvfchndrcnshfyclzfhglflyjperdhfhdvwuesdhgfchylerdhyusyflfuflpijlrchqpzzhqykhqvdlffdhjpeeuiljnflpiyhjuqlfvniglfxlddshycpxifcnflfjnishhnyldvsqpmhihkhisvcnighyrhjlnddvnyfchehyynahyshjpehdpiahqepqhfcniyhkhqndcuigqhgjlrchqfhofjcnqnjfhqyfchylerdhyusyflfuflpijlrchqlybulfhhnyvfpsqhnm
Explanation / Answer
DPOEFGHZ THDFZWGV WT THDFZWGV UEEKWHA GP DPOEFGWJC AHQWDHT TFDB UT DPOEFGHZT UJA TOUZGEBPJHT UT SHKK UT DPOEFGHZ JHGSPZNT TFDB UT EZWQUGH UJA EFYKWD JHGSPZNT WJDKFAWJC GBH SBPKH WJGHZJHG THZWPFT IWJUJDWUK AUOUCH BUT YHHJ DUFTHA YV THDFZWGV YZHUDBH
XUZQDWJVZQMKQXDXMXDHABDJUZIDQFBDJUZIXUFXUFQKZZADAMQZRHIWFANUMAYIZYQHRNZFIQDXKFQDBFVVNBHAQDQXQHRQMKQXDXMXDASZCZINJVFDAXZGXBUFIFBXZIRHIFYDRRZIZAXBDJUZIXZGXBUFIFBXZIDXYDRRZIQRIHWXUZBFZQFIBDJUZIDAXUFXXUZBDJUZIFVJUFKZXDQAHXQDWJVNXUZFVJUFKZXQUDRXZYDXDQBHWJVZXZVNOMWKVZYXUZQDWJVZQMKQXDXMXDHABDJUZIHRRZIQCZINVDXXVZBHWWMADBFXDHAQZBMIDXNFAYDXPDVVKZQUHPAXUFXDXBFAKZZFQDVNKIHEZAZCZAKNUFAYZQJZBDFVVNFQXUZWZQQFSZQKZBHWZVHASZIWHIZXU
FAQZCZIFVUMAYIZYBDJUZIXZGXBUFIFBXZIQXUZQDWJVZQMKQXDXMXDHABDJUZIDQTMDXZZFQNXHKIZFE