Beginner's Guide to Steganography From Scratch With Python

Name: Beginner's Guide to Steganography From Scratch With Python
Rating: 4.7 (5 reviews)

Create from Scratch PDF Metadata, Image, and Audio Steganography Programs Using Least Significant Bit

Created byShawn Trznadel

Last updated 6/2024

English

What you'll learn

understand PDF file metadata
Become fluent with how Least Significant Bit (LSB) Steganography works
Image steganography using least significant bit
Audio steganography using least significant bit
understanding the makeup of an image
The makeup of a .wav file
What binary is and how to read it
Binary arithmetic
Signed Integers in binary
How to write clean python programs
Lossless and lossy compression algorithms
What a pixel really is and what channels means in terms of an image
What a frame is in a .wav file and what is meant by channels in a .wav file
How to parse command line arguments in python using argparse

Course content

5 sections • 25 lectures • 4h 18m total length

Introduction6:16
Learn the fundamentals of steganography, focusing on hiding messages in file metadata, images, and audio, and build Python programs to embed text and files, culminating in a comprehensive tool.
GIT REPOS TO CLONE0:15
How To Clone The Git Repo2:32
Learn how to clone the steganography course repo, set up git, and explore starter folders: metadata, image manipulation, ascii/binary, image stag, audio stag, and the stag program with included media.
Steganography overview Quiz

Introduction to Images, Pixels, and Channels4:41
Images Quiz
How To Manipulate Images With Pillow11:50
Introduction To ASCII & Binary5:00
ASCII & Binary Quiz
ASCII Characters & Binary in Python9:26
Introduction to Least Significant Bit With Images7:43
Explore how least significant bit steganography hides a message in images. Encode ascii binary text in rgb pixels by adjusting their least significant bits.
Least Significant Bit Quiz (Images)
Setting Up The Image Steganography Script10:28
Adding The Encrypt Method38:38
Define a Python encrypt function that converts a message to an 8-bit binary list, embeds it into an RGB image using three-pixel lsb changes, and saves the output.
Adding The Decrypt Method10:44

Setting up Our Program15:02
Set up a python steganography program by creating a virtual environment and a main script that parses encrypt and decrypt commands for pdf, image, and audio data.
Combine All Steganography Programs14:59
Combine three steganography tools into a single Python program, implementing pdf metadata, image steganography, and audio steganography with encrypt and decrypt functionality.
How To Turn a File Into a Binary Stream For Steganography1:33
Encoding a File Into A PDF's Metadata19:35
Encoding a File Into an Image Using Least Significant Bit10:48
Encoding a File Into an Audio File Using Least Significant Bit7:25

Requirements

At least 2 months experience programming with Python.

Description

Unlock the art of hiding information in plain sight with our comprehensive Udemy course on Steganography from Scratch using Python! This course is designed for anyone eager to dive into the fascinating world of data concealment, covering key techniques and concepts to turn you into a steganography expert.

What You'll Learn:

PDF Metadata Steganography:
- Learn to embed hidden messages within PDF file metadata, an essential skill for any budding data-hider.
Image Steganography:
- Discover the Least Significant Bit (LSB) method to hide data within images without altering their appearance.
- Understand the differences between lossy and lossless image encodings and how they impact steganography.
Audio Steganography:
- Master the LSB method to conceal information within audio files.
- Explore the nuances between lossy and lossless audio encodings and their relevance to steganography.
Binary and Signed 16-bit Integers:
- Gain a solid foundation in binary representation and manipulation.
- Learn about signed 16-bit integers and their application in steganography.

Why Enroll?

Hands-On Projects: Apply what you learn through practical exercises and projects, reinforcing your understanding of steganography.
Step-by-Step Guidance: Follow clear, structured lessons from an experienced instructor.
From Scratch Approach: Start with the basics and build your skills progressively, ensuring a deep and thorough understanding.

Who Should Enroll?

Aspiring cybersecurity professionals.
Python enthusiasts looking to expand their skill set.
Anyone interested in the fascinating field of data concealment.

Join now and start your journey into the intriguing world of steganography. Learn to hide data like a pro, turning everyday files into covert communication channels!

Who this course is for:

This course is ideal for aspiring cybersecurity professionals, Python enthusiasts, and anyone interested in learning the art of steganography to protect and hide sensitive information in images, audio files, and PDF metadata.
Anyone who is curious about hidden messages, codes, and ciphers would love this course!
Anyone looking to create a CTF (Capture the Flag) or get better at solving steganography challenges.
Anyone looking for a unique and out of the box project for their resume.

Beginner's Guide to Steganography From Scratch With Python

What you'll learn

Explore related topics

Course content

Introduction3 lectures • 9min

PDF Metadata Steganography4 lectures • 37min

Image Steganography8 lectures • 1hr 39min

Audio Steganography4 lectures • 44min

Creating One Steganography Program & Encoding Files as well as Messages6 lectures • 1hr 9min

Requirements

Description

Who this course is for: