Question: Suppose we are using an XOR cipher with key HELLOHELLO to encrypt messages of any length. If the length nf the message is longer than

Suppose we are using an XOR cipher with key "HELLOHELLO" to

Suppose we are using an XOR cipher with key "HELLOHELLO" to encrypt messages of any length. If the length nf the message is longer than the length of the key, we repeat the key. Is it possible to determine another key that is equivalent to "HELLOHELLO"? If so, what is it (leave blank if impossible)

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