853 search results - page 9 / 171 » Flexible authentication of images |
MMSEC
2005
ACM
14 years 1 months ago
2005
ACM
Digital watermarking is a technology to hide information in digital media. We extend the digital watermarking technique Phasemark™, originally developed solely for image authent...
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
In authentication using watermarking, the original media needs to be slightly modified in order to embed a short media digest in the media itself. Lossless authentication watermar...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
This paper presents an authentication scheme and an access control scheme for JPEG2000 image codestreams based on hash chains. Both schemes are fully compatible with the core part...
ICMCS
2007
IEEE
14 years 1 months ago
2007
IEEE
Perceptual hashing is an emerging solution for multimedia content authentication. Due to their robustness, such techniques might not work well when malicious attack is perceptuall...
Publication
The wide use of digital media during the past few years, has led to an increase of digital piracy and tampering. To deal with these problems, the concept of watermarking has been i...