Question

PLEASE HELP QUICK!!!! Question: 6

Using the Caesar cipher, “HELLO” is encrypted to "OLSSV" by applying a shift of 7. The message "HELLO" is considered the ____
(a) algorithm
(b) ciphertext
(c) key
(d) plaintext

Answer 1

Plaintext

Step-by-step explanation:

It is the output which can be read.