cartome.org

26 March 2001


Source: http://www.rl.af.mil/div/IFE/IFEC/research/chaos/Chaos.html#P22_374

 

Secure Image Ciphering based on the Mathematics of Chaos

Multi-Sensor Exploitation Branch
Information and Intelligence Exploitation Division
Information Directorate
Air Force Research Laboratory

Investigators

� Dr. Jiri Fridrich
Principal Investigator, SUNY Binghamton

� Mr. Richard Simard
Multi-Sensor Exploitation Branch, AFRL


Problem

Approach

 

Overall Scheme

Chaos 1 Slide

Enciphering/Deciphering

Chaos 2 Slide

Chaos 3 Slide

Security of the Cipher System

Chaos 4 Slide


Hiding/Extracting

Chaos 5 slide

Accomplishments

� Patent Pending on Ciphering Scheme

� Patent Pending on Hiding Scheme

� Parallelization of Ciphering Scheme on an 512-processor nCUBE platform


Publications

� Fridrich, J. Secure Image Ciphering Based on Chaos.  Final Technical Report RL-TR-97-155, Rome Laboratory, New York, 1997.

� Fridrich, J. and Baldoza, A. Parallel Implementation of Chaos-Based Encryption Techniques.  Final Technical Report. Rome Laboratory, New York. To be published.

� Fridrich, J., Baldoza, A., and Simard, R. On digital watermarks.  Submitted to the Second Information Hiding Workshop, Portland, OR, 15-17 Apr 1998.


Current Research Efforts

� Chaotic Ciphers using Small Cipher Blocks

� Information Hiding and Digital Watermarking in digital images and video

� Fraud Detection on Digital Images

� Hiding Information at Different Levels of Access


Military & Commercial Applications

� Covert & Extremely Secure Communications

� Source Authentication

� Traitor Tracing

� Copyright protection

� Intelligent Browsers


Points of Contact

Chaos 6 slide

  Last Updated: 10 December 1999
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