Question

In ceaser cipher for which of the following value of key the encrypted msg will be the same as original message
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Answer 1

Explanation:

The Caesar cipher shifts all the letters in a piece of text by a certain number of places. The key for this cipher is a letter which represents the number of place for the shift. So, for example, a key D means “shift 3 places” and a key M means “shift 12 places”.