In Steganalysis, which of the following describes a Known-stego attack?

Question

Options

• AThe hidden message and the corresponding stego-image are known
• BDuring the communication process, active attackers can change cover
• COriginal and stego-object are available and the steganography algorithm is known
• DOnly the steganography medium is available for analysis

• A
  9% (4)
• B
  16% (7)
• C
  71% (32)
• D
  4% (2)

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