What table should be used to decrypt messages

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Reference no: EM131855261

Problem

1. Decrypt the following message, which was encrypted with a Vigenere cipher using the pattern CAB (repeated as necessary) for the key (on a 27-letter alphabet, with blank preceding A): DOBHBUAASXFZWJQQ

2. What table should be used to decrypt messages that have been encrypted using the table substitution method?

 

Reference no: EM131855261

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