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Q1) Below are ciphertext from Vigenere cipher. Determine the plaintext and key. Give a clearly written description of the steps you followed to decrypt each ciphertext. This should include all frequency analysis and computations you performed. If you write a C/C++ program to help you, hand in the source code as well.
Vigenere Cipher:
MEBAH YTPBU PSEBA MMWKL JXBXU YTPTU FNWMO JREBS QWIGA BOZWZ TFTTY LEZFL FNQGN MEBAH YTPBU PSEBA MMWKL XUJMS JTGPP QLAXL PFWKA JRULV KMWKL SIKXK NSKKP RIVTA NOVRL YVIGP YYQGJ QIVXZ ZSBHM NNLYH ZLBLH SYEAL WEZTA MEZMO FNQGV ZRAXS AEAAL YHIMY JALLH SDOKV BSVHD NSMKZ ZSXXJ YSVHA MIAHD SDMYP HIMGJ DBCMJ TMXEH NNAHM MAZWD TRLLH SDWUZ HUZXZ JNBXU HEATU IAADZ BHGUV TKATY JWZBA YEVPO NCPVH SNWMI JUVWL WSBHV I
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