Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin

In security system, there is an information hiding technique used to conceal the information which is called steganography. Steganography is a technique used to hide covert messages without raising suspicion from the other recipients on the communication. Some of the steganography tools nowadays wer...

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Main Author: Mohd Aminnuddin, Farabi Aizat
Format: Student Project
Language:English
Published: Faculty of Computer and Mathematical Sciences, Universiti Teknologi MARA Perlis 2019
Subjects:
Online Access:https://ir.uitm.edu.my/id/eprint/26855/
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author Mohd Aminnuddin, Farabi Aizat
author_facet Mohd Aminnuddin, Farabi Aizat
author_sort Mohd Aminnuddin, Farabi Aizat
building UiTM Institutional Repository
collection Online Access
description In security system, there is an information hiding technique used to conceal the information which is called steganography. Steganography is a technique used to hide covert messages without raising suspicion from the other recipients on the communication. Some of the steganography tools nowadays were using one color channel only to embed the secret messages in image. However, hiding secret messages into only one color channel can degrade the image quality which might be a reason for secret messages to be detected easily. In this research, secret messages were embedded into different color channels of the image. The objective of this research is to investigate the effects of various channel combinations and text file sizes on the quality of BMP image. Furthermore, this research also aims to evaluate the optimal picture quality of BMP image based on color channels and size of texts using the Peak Signal-to-Noise Ratio (PSNR) and Mean Squared Error (MSE) value. This research used Least Significant Bits (LSB) as the algorithm to embed the messages. The messages were in text file format (txt) and the image format used was in bitmap (BMP). There were seven scenarios tested regarding the color channel combination and size of text files. From the experimental results, it was found that the optimal channel and optimal size of text file that gave the highest (PSNR) value of the image is the Blue channel with 10KB size of text file. This research provides an insight to future researchers in understanding how the different size of text files hidden into variety of color channel combinations could result in the differences of image quality.
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format Student Project
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institution Universiti Teknologi MARA
institution_category Local University
language English
last_indexed 2025-11-14T22:29:50Z
publishDate 2019
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spelling uitm-268552019-12-16T07:42:41Z https://ir.uitm.edu.my/id/eprint/26855/ Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin Mohd Aminnuddin, Farabi Aizat Computer software Software measurement Interactive computer systems In security system, there is an information hiding technique used to conceal the information which is called steganography. Steganography is a technique used to hide covert messages without raising suspicion from the other recipients on the communication. Some of the steganography tools nowadays were using one color channel only to embed the secret messages in image. However, hiding secret messages into only one color channel can degrade the image quality which might be a reason for secret messages to be detected easily. In this research, secret messages were embedded into different color channels of the image. The objective of this research is to investigate the effects of various channel combinations and text file sizes on the quality of BMP image. Furthermore, this research also aims to evaluate the optimal picture quality of BMP image based on color channels and size of texts using the Peak Signal-to-Noise Ratio (PSNR) and Mean Squared Error (MSE) value. This research used Least Significant Bits (LSB) as the algorithm to embed the messages. The messages were in text file format (txt) and the image format used was in bitmap (BMP). There were seven scenarios tested regarding the color channel combination and size of text files. From the experimental results, it was found that the optimal channel and optimal size of text file that gave the highest (PSNR) value of the image is the Blue channel with 10KB size of text file. This research provides an insight to future researchers in understanding how the different size of text files hidden into variety of color channel combinations could result in the differences of image quality. Faculty of Computer and Mathematical Sciences, Universiti Teknologi MARA Perlis 2019-12-11 Student Project NonPeerReviewed text en https://ir.uitm.edu.my/id/eprint/26855/1/Pbb_FARABI%20AIZAT%20MOHD%20AMINNUDDIN%20CS%20R%2019_5.pdf Mohd Aminnuddin, Farabi Aizat (2019) Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin. (2019) [Student Project] (Unpublished)
spellingShingle Computer software
Software measurement
Interactive computer systems
Mohd Aminnuddin, Farabi Aizat
Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin
title Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin
title_full Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin
title_fullStr Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin
title_full_unstemmed Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin
title_short Steganography : concealing texts within an image using least significant BIT technique on BMP image format / Farabi Aizat Mohd Aminnuddin
title_sort steganography : concealing texts within an image using least significant bit technique on bmp image format / farabi aizat mohd aminnuddin
topic Computer software
Software measurement
Interactive computer systems
url https://ir.uitm.edu.my/id/eprint/26855/