Question: Polyalphabetic Ciphers Suppose the following ciphertext was encrypted using Vignenere cipher with key size equal to 2. Try to find the two letters that were

Polyalphabetic Ciphers

Suppose the following ciphertext was encrypted using Vignenere cipher with key size equal to 2. Try to find the two letters that were used in the encryption. SVSMHSCXGROFSLSOBDVOICIKZWSMVKBSGWPIKRWMVWCNSBBBSZFOGOBDODWFSNSWCMFKQIV KGYDOFKHOROZOQDWYBCAKMPWVZYTPWMSCWXHRSVSQWCZKHEFOGYAOHSAOGSBDVOSHSMID WFSKBNXERSQSOBMKBNTYFBSQWYBKZKBNZYQKZQCFSBBWSXHDVSGZFYQOGCWCOVGYICSNWXAK BICDVOFZFSJKHOOXRLICWXSCGYFQOXWJODWYBCTBCWQVILGDCFCVIXHKFIOCGYQSODWYBCOXR MCBDYFKHSCXGDVOIXWFSBGKZEGOCPSVSMHSCXGKGKHYCVTYFCSVSMHSBQFODBSCSXHKHSJOGSB WCNSBBBSZFOGOBDODWFSNSWCMFKQSSCWCWXQYBDFKGDKSHRHRSZFKQDWMSSBDVOROAYQB ODWMOBQRSDMZSKBMWOBDODVOBCKRSBSDVOSVSMHSCXGGSBSXCDICSNKOFOQYBCWNSBSNO XCVWQOBQRWMWXGDWDIDWYBKBNAYGDDYZSHSQKZYTPWMSCKOFOTSZVSNICWXUCCBHSHSCX OVGYYXCGBKGKZVCDAOBDPIKRWMVYTPWMSRCVROFCKOFOQRCCSXPIZYH

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