Method and apparatus for preventing data leakage faciliated by steganography
US8391543B1 · kind B1 · utility
9Cited by
0References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 15, 2008 |
| Grant date | Mar 5, 2013 |
| Priority date | — |
| Expiry date | Dec 1, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/32352
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for preventing data leakage facilitated by steganography is provided. In one embodiment, the method for preventing data leakage caused by steganography without perceptual quality degradation comprises processing content being transmitted from a computer, wherein the content comprises steganographic data; and before the transmission, modifying the steganographic data to corrupt hidden information within the content without perceptual quality degradation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.