A Novel Methodology for Data Hiding in PDF Files.

Rajesh Kumar Tiwari G. Sahoo Mesra

Published in: Inf. Secur. J. A Glob. Perspect. (2011)

Keyphrases

data hiding
pdf files
error correction
spread spectrum
high capacity
reversible data hiding
spatial domain
data hiding scheme
watermarking technique
data embedding
information hiding
secret data
optical flow
image processing
gray level