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The scammer gave Mr. X the key, and once the winning lotto numbers were published, the scammer provided the ciphertext. I assumed an encryption scheme that was
by xenophonf 9y ago
The scammer gave Mr. X the key, and once the winning lotto numbers were published, the scammer provided the ciphertext. I assumed an encryption scheme that was commutative, like the XOR operator (one-time pad).