1. Steganography Techniques and their use in Anonymity
Mitchell Burgunder
Steganography Techniques and their use in Anonymity

2. Steganography Definition
From the Greek words “steganos” meaning covered and “graphien” meaning writing
Hiding a secret message within another medium
Different from encryption, where the message is clearly visible but unreadable
Instead the fact that a message exists is concealed

3. Project Goal Analyze for each technique Possible Techniques
Detectability/ Security
Message Capacity
Robustness
Possible Techniques
Append to the end (BMP or GIF)
Least Significant Bit (BMP)
Least Significant Bit (GIF Header)
Discrete Cosine Transformation Modification (JPEG)

4. Steganography Example
Original Image
Stego Image
Mystery Message

5. Questions?