Problem: This is a basic Cryptography question
This is a Vigenere cipher
Cipher Text: XIIV QV DEDCTB EIPGTH NUW GMRBLH ZVVUSW FV PMKLEO LF CRDXOUCDKMG
What is the plain text and give a COMPLETE explanation (step by step) of how you figured out the plain text manually, you should use The Kasiski/Kerckhoff Method start with finding the repeating letter first. You do not have to supply the key unless you figure it out.