Steg
Command line steganography tool.
Terms
payload
- the secret message or content to be hidden
carrier
- the entity in which you are trying to hide a payload
package
- the result of hiding the payload
in the carrier
encoding density
- the normalised proportion of the package that the paylaod has affected
channel
- describes the type of carrier in which the payload
will be hidden
scheme
- the way in which a payload
will be hidden in the specific type of channel
stratagy
- refers to the combination of a channel
and a scheme
Usage
cargo install steg (you must have [cargo](https://crates.io/install) installed)
// Hide something
steg hide -p ./payload.png -c ./carrier.png -o ./output.png
// Reveal something that was hidden
steg reveal -c ./output.png
The below is a plan of the supported payload
and carrier
types and default strategies
for use with each.
Key
- :heavy_check_mark: is done
- :hammer: is being made
- empty means not supported yet - make a PR!
Supported formats
Text default stratagies
Image default stratagies
Supported |
Payload |
Carrier |
Default stratagy |
:heavy_check_mark: |
png |
image/png |
lsb_png_steganography |
|
png |
image/jpeg |
|
|
png |
image/bmp |
|
|
png |
video/avi |
|
|
png |
video/mp4 |
|
|
jpeg |
image/png |
|
|
jpeg |
image/jpeg |
|
|
jpeg |
image/bmp |
|
|
jpeg |
video/avi |
|
|
jpeg |
video/mp4 |
|
|
bmp |
image/png |
|
|
bmp |
image/jpeg |
|
|
bmp |
image/bmp |
|
|
bmp |
video/avi |
|
|
bmp |
video/mp4 |
|
Video default stratagies
Supported |
Payload |
Carrier |
Default stratagy |
|
avi |
image/avi |
|
|
avi |
image/mp4 |
|
|
mp4 |
image/avi |
|
|
mp4 |
image/mp4 |
|