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1
2014 03 25 - BH Asia - Advanced JPEG Steganography & Detection.pptx (Read-Only)
Steve Oldenbourg
jpeg
steganography
detechon
advanced
dct
coefficients
hiding
capacity
algorithm
bytes
steganalysis
bits
zero
defea7ng
lsb
pairs
8x8
swap
quanhzahon
coefficient
values
average
different
equal
xor
analyzing
components
distorhon
component
entropy
extrachon
increase
modified
techniques
total
visual
file
approach
blockiness
compression
conversion
cosine
difference
embedding
frequencies
jpg
quanhzed
technique
transform
files
Language:
english
File:
PDF, 4.10 MB
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