2. Determine the plaintext and key for the following ciphertext MXDXBVTZWVMXNSPBQXLIMSCCSGXSCJXBOVQXCIZMOJZCVC TVWJCZAAXZBCSSCJXBQCJZCOJZCNSPOXBXSBTVWJC JZDXGXXMOZQMSCSCJXBOVQXCJZMOJZCNSPJZHGXXMOSPLH JZDXZAAXZBXHCSCJXTCSGXSCJXBOVQX Hint: The message was encrypted with a simple substitution cipher and the plaintext has no spaces or punctuation. 3. Decrypt the following message that was encrypted using a simple substitution cipher: GBSXUCGSZQGKGSQPKQKGLSKASPCGBGBKGUKGCEUKUZKGGBSQEICACGKGCE UERWKLKUPKQQGCIICUAEUVSHqKGCEUPCGBCGQOEVSHUNSUGKUZCGQSNLSH EHIEEDCUOGEPKHZGBSNKCUGSUKUASERLSKASCUGBSLKACRCACUZSSZEUSBE XHKRGSHWKLKUSQSKCHQTXKZHEUQBKZAENNSUASZFENFCUOCUEKBXGBSWK LKUSQSKNFKQQKZEHGEGBSXUCGSZOGKGSOKUZBCQAEIISKOXSZSICVSHSZGEG BSQSAHSGKHMERQGKGSKREHNKIHSLIMGEKHSASUGKNSHCAKUNSQOKOSPBCI SGBCHSLIMQGKGSZGBKGCGQSSNSZXQSISQQGEAEUGCUXSGBSSJCqGCUOZCLI ENKGCAUSOEGCKGCEUQCGAEUGKCUSZUEGBHSKGEHBCUGERPKHEHKHNSZKG GKAD Page 2 of 4 4. Encrypt the message we are all together using a double transposition cipher (of the type described in the text) with 4 rows