What is Provable security?
What is compression?
What is Steganography?
What is watermarking?
What is signatures?
Differences between Watermarking vs. signatures?
What are the Problems with watermarking?
Explain Digital steganography using images?
Explain Digital steganography using other formats?
What is Delimited data?
What is Compressed archives?
Explain Cryptanalysis of digital steganography?
What are "Exotic" protocols?
What are Shared secrets?
What is secret splitting?