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https://github.com/s373r/steganography-png-decoder
A Python script for extracting encoded text from PNG images
https://github.com/s373r/steganography-png-decoder
cft decoder png python3 steganography
Last synced: 4 months ago
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A Python script for extracting encoded text from PNG images
- Host: GitHub
- URL: https://github.com/s373r/steganography-png-decoder
- Owner: s373r
- License: gpl-3.0
- Created: 2017-09-26T10:50:42.000Z (over 7 years ago)
- Default Branch: master
- Last Pushed: 2021-10-28T11:29:52.000Z (over 3 years ago)
- Last Synced: 2024-10-31T11:51:40.017Z (4 months ago)
- Topics: cft, decoder, png, python3, steganography
- Language: Python
- Homepage:
- Size: 25.4 KB
- Stars: 15
- Watchers: 3
- Forks: 10
- Open Issues: 4
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# steganography-png-decoder
Python script for getting encoded text from PNG pictures
# Prepare
```
$ git clone https://github.com/s373r/steganography-png-decoder.git
$ cd steganography-png-decoder
$ chmod +x steganography-png-decoder.py
```
# Bacis usage
```
$ ./steganography-png-decoder.py -h
```
```
usage: steganography-png-decoder.py [-h] file
Prints PNG text sections
positional arguments:
file an PNG image
optional arguments:
-h, --help show this help message and exit
```
---
```
$ ./steganography-png-decoder.py samples/tEXT-chunks.png
```
```
[00000049-00000074] tEXt:
Title PngSuite
[00000075-00000135] tEXt:
Author Willem A.J. van Schaik
([email protected])
[00000136-00000203] tEXt:
Copyright Copyright Willem van Schaik, Singapore 1995-96
[00000204-00000466] tEXt:
Description A compilation of a set of images created to test the
various color-types of the PNG format. Included are
black&white, color, paletted, with alpha channel, with
transparency formats. All bit-depths allowed according
to the spec are present.
[00000467-00000535] tEXt:
Software Created on a NeXTstation color using "pnmtopng".
[00000536-00000567] tEXt:
Disclaimer Freeware.
```