steganography final year project phase two ppt

1. Dr. BABASAHEB AMBEDKAR TECHNOLOGICAL UNIVERSITY
STEGANOGRAPHY
Dept. of Information Technology

2. WHAT IS STEGANOGRAPHY
Greek Words: STEGANOS – “Covered”
GRAPHIE – “Writing”
 Steganography : Art and science of hiding the existence
of messages.
 Embedding the message in image, audio or video.
INTRODUCTION

3. Problem Definition
Problems with now a days security systems
 Even after encryption, data is not secure.
 It require much time.
 People need a system having high security.
and user friendly environment.

4. A Steganography System
Secure communication on public network

5. Example of LSB Technique

6. Functions to be provide
Our software functions
 Embed text into Image.
 Retrieve secret message from Image.
 User friendly GUI.
 Send File using mail services.

7. Embedding message within
image
. Secret Message
Cover Image
Steganogr-
aphy Algo
Stego-Image

8. Applications
 Can be used wherever data security is
required.
 Govt. Agencies.
 Security company & militaries communication.
 Bank’s.
 Private Organization.
 Digital Watermarking.

9. Advantages
 Difficult to detect only receiver can
detect.
 LSB insertion is Quick ,Easy and
Secure.
 No visual change in image.
 Third party can’t suspect the secret.

10. Disadvantages
Secret message is plane text.
No key is used for encoding &
decoding
If the technique is gone in the wrong
hand (hackers,terrorist) it’s dangerous

11. Future Scope
 Use of key for encoding and decode.
 Steganography in printed media

12. Conclusion
Hide large amount of information.
Secret can’t be suspected.
Easy and safe for communicate.