Caesar cipher is a very common type of substitution cipher where each letter in the plaintext is moved or shifted to a known number of places down the alphabet.
The type of cipher is this is ROT13
- ROT13ROT13 is a simple letter substitution cipher. It functions by the replacement of a letter with the 13th letter after it in the alphabet. It is commonly known as Caesar cipher used in ancient Rome
Conclusively we can say that ROT13 is a commonly known Caesar cipher that replaces a letter with the 13th letter after it in the alphabet.
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The first option.
You gotta find the format tab, and change the color from there.
