Exploring Steganography: Seeing the Unseen. Neil F., George Mason University Sushil, George Mason University. Pages: pp. Abstract—Steganography. Exploring Steganography: Seeing the Unseen, Article. orig-research. Bibliometrics Data Bibliometrics. · Citation Count: · Downloads (cumulative): 0. Exploring Steganography: Seeing the Unseen by. Neil Johnson and Sushil Jajodia. Hua Li. October 6, 1 Introduction. Steganography is an ancient art of.
|Published (Last):||28 February 2011|
|PDF File Size:||10.59 Mb|
|ePub File Size:||4.9 Mb|
|Price:||Free* [*Free Regsitration Required]|
We think you have liked this presentation.
If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Published by Justin Aldous Mills Modified over 3 years ago.
Seeing the Unseen Neil F. According to this article, steganographic methods can be categorised into: Example from the paper. Suppose 3 bit pixel values 9B are After the insertion, the raster data becomes: Least Significant Bit Insertion.
Exploring Steganography: Seeing the Unseen Neil F. Johnson Sushil Jajodia George Mason University.
Petitcolas, Computer Laboratory, University of Cambridge. It is vulnerable to image manipulation including lossy data compression, colour correction, addition of caption, and geometric modification such as cropping, scaling.
It can not survive deliberate attack. Others allow the image to explorig converted to other formats, without any message losses.
How to hide a message in a cover file? In the last part of the course we make a review of selected technical problems in multimedia signal processing First problem: My presentations Nuseen Feedback Log out. Auth with social network: Registration Forgot your password? Download ppt “Exploring Steganography: Shahriar Bijani Shahed University Sep About project SlidePlayer Terms of Service.
Exploring steganography: Seeing the unseen | mehmood . shah –