session 05_paper 79

8/11/2019 Session 05_Paper 79

1/21

Department of Computer Science and Engineering, Lovely Professional University, Phagwara, 144 402, PB, India

Abstract

1. Introduction

Cryptography

Steganography


2/21

NSumit Mittu and Rajeev Sobti


3/21

Conveying secret messages through album art in MP3 files

2. Steganography Types and Evolution

2.1.Types of Steganography

image steganography

audio steganography

protocol

steganography

2.2.Evolution of Steganography


4/21


Apparently neutrals protest time is thoroughly discounted and ignored. Isman hard hit.

Blockade issue affects pretext for embargo on by-products, ejecting suets and vegetable oils. Perishingsales from NY June I

3. Imperceptibility Requirements of Steganography Algorithms

3.1.

Invisibility


5/21


3.2.

Payload Capacity

3.3.Robustness against statistical attacks

3.4.Robustness against stego file manipulation

3.5.

Independent of file format

3.6.

Unsuspicious files

Figure 5: Imperceptibility Requirements of Steganography Algorithms

4. Image Steganography Techniques


6/21


4.1.Direct methods

4.2.Spatial or Image domain methods

4.3.

Frequency or Transform domain methods

4.4.

Adaptive steganography methods


7/21


5. LSB Substitution Method


8/21


This research yields as one of its outcomes a set of pattern based LSB algorithms which are relatively difficult

to detect than the basic LSB substitution algorithms. These algorithms have been named as the SMart LSBPattern Substitution algorithms.

6. Audio Steganography Techniques

6.1.

The MP3Stego algorithm[8]

o

o

7. SMart LSB Pattern Substitution Algorithms

Bhandham

7.1.SMart LSB Patterns


9/21


7.2.Hiding capacity


10/21


7.3.Algorithm for generating stego bitmap

Step 1.

Step 2. Step 3. Step 4.

Step 5. Step 6. Step 7. Step 8.

Step 9.

Step 10.

7.4.Algorithm for extracting secret text from stego bitmap

Step 1. Step 2. Step 3.

Step 4.

Step 5. Step 6.

8. SMart LSB Software Tool

SMart LSB SMart LSB Pattern Substitution

8.1.Stego Generator

o o o


11/21


o o o o

o

o

8.2.

Stego Extractor

o width o height o file size o maximum hiding capacity o size of data actually hidden in stego bitmap

Extract Secret Message

o o

Save secret text to file

9. Conveying Secret Messages through Album Art inMP3 Files Modus Operandi

9.1.The Basic Process

SMart LSB Pattern Substitution

Algorithms SMart LSB

ID3 Tag Editor


12/21


stego media ID3 Tag Editor

stego bitmap SMart LSB tool

9.2.

Step-by-step

Step 1. secret.txt

Step 2. experiment.bmp

Step 3. SMart LSB Hide Secret Message into an Image Stego Generator

Read Secret Message from an Image Stego Extractor About SMart LSB tool Get me out of here!!!

Step 1.

Step 2.

Browse cover bitmap image secret text file


13/21


Step 3. Hiding Capacity Step 4.

Generate Stego Image stego bitmap

Step 5. ID3 Tag EditorStep 6. Load

Step 7. Add new

Step 8. Picture Type Save

Step 9. Album Art

Windows Media Player, VLC Media Player, Winamp

Step 10. On receiving end ID3 Tag Editor Load MP3 file


14/21


Step 11. album art image Save stego_image.bmp

Step 1.

Step 2. Browse

stego_image.bmpStep 3. Extract Secret Message Step 4. Save secret text to file


15/21


10. Interpretation of Results

10.1.Invisibility

10.2.

Payload Capacity

10.3.Robustness against statistical attacks

10.4.Robustness against stego file manipulation

10.5.Independent of File format


16/21


10.6.

Unsuspicious Files

11. Comparison of Results

low medium high

low

high

medium

11.1.

Payload Capacity

Very High


17/21


11.2.Invisibility of secret data

11.3.

Unsuspicious files

11.4.

Robustness against statistical attacks

11.5.

Independence of file formats


18/21


12. Conclusion and Future Scope

o


19/21


References

Proc. First Intl Workshop Information Hiding, Lecture Notes inComputer Science No. 1,174, Springer-Verlag

Proc. Fifth Annual InformationSecurity South Africa Conference (ISSA2005)

Signal Processing 90 Elsevier

IEEE Computer 31 (2)

Pour la Science 229 online

International Journal of Computer Science And Security (IJCSS)

International Journal of AdvancedResearch in Computer Science and Software Engineering (IJARCSSE)

online

International Journal of Engineering and Technology

online

online

online

online

LNCS

IEEE Security & Privacy Magazine

IEEE

IEEE

International Journal of

Computer Applications (0975 8887)

IEEE

IEEE Transactions on ImageProcessing,

A thesis in

Information Sciences and Technology

Proc. of Sixth National Conference on Science and Technology ofNational Defense

online


20/21

Index

A

Audio steganography techniques

MP3Stego algorithm, 585

C

Cryptography, 578concept of, 579

I

Image steganography techniques, 582adaptive steganography methods, 583584

direct methods, 583

frequency/transform domain methods, 583spatial/image domain methods, 583

L

LSB substitution method, 584585

M

MP3 filesbasic process, 588589

step-by-step, 589591

S

SMart LSB software toolalgorithm for generating stego bitmap, 587

file format, independent of, 592

hiding capacity, 586

invisibility, 592MP3 and BMP unsuspicious files, 593

payload capacity, 592

results comparison of, 593

594robustness against statistical attacks, 592

stego extractor, 588

stego generator, 587588Steganography

algorithms, imperceptibility requirements of, 581582concept of, 579


21/21

types and evolution, 580581

Stego extractor, 588Stego generator, 587588

session 05_paper 79

Documents