CISSP-ISSAP: Information Systems Security Architecture Professional

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QuestionQ155

VerifiedInfrastructure and System Security

Which of the following cryptographic attack techniques involves an attacker obtaining encrypted messages that were encrypted with the same encryption algorithm?

Explanation

A ciphertext-only attack is based solely on ciphertexts available to the attacker, without corresponding plaintexts or an oracle for encrypting or decrypting selected inputs.

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