What is cryptography?, A. Creating computer games, B. Protecting information by changing it into a secret code, Why is cryptography important?, A. To make computers faster, B. To protect information from unauthorized access, What is plaintext?, A. The encrypted message, B. The original readable message, What is ciphertext?, A. The original message, B. The encrypted message, What is a key in cryptography?, A. A physical computer key, B. Information used to encrypt and decrypt a message, What happens if you don't know the key?, A. You can easily decrypt the message, B. You may not be able to decrypt the message

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