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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Distortion Steganography

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Which of the following is an example of covert communication that may use steganography?

a: Sending an encrypted email with a secure key exchange. Explanation

Explanation

b: Hiding a message within the pixels of an image. Explanation

Explanation

c: Using a VPN to secure internet browsing. Explanation

Explanation

d: Signing a document with a digital certificate. Explanation

Explanation

What is a potential disadvantage of LSB (Least Significant Bit) steganography?

a: High susceptibility to detection through statistical analysis. Explanation

Explanation

b: Inability to embed large amounts of data. Explanation

Explanation

c: Requires complex algorithms for embedding and extraction. Explanation

Explanation

d: Limited compatibility with different file formats. Explanation

Explanation

Which technique involves embedding data by subtly altering the color or brightness of image pixels?

a: LSB Substitution Explanation

Explanation

b: Transform Coding Explanation

Explanation

c: Phase Coding Explanation

Explanation

d: Spread Spectrum Explanation

Explanation

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