2021
DOI: 10.1155/2021/6679284
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A High-Capacity Image Steganography Method Using Chaotic Particle Swarm Optimization

Abstract: Image steganography has been widely adopted to protect confidential data. Researchers have been seeking to improve the steganographic techniques in order to increase the embedding capacity while preserving the stego-image quality. In this paper, we propose a steganography method using particle swarm optimization and chaos theory aiming at finding the best pixel locations in the cover image to hide the secret data while maintaining the quality of the resultant stego-image. To enhance the embedding capacity, the… Show more

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Cited by 28 publications
(13 citation statements)
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“…Logistic map: Logistic equation is, x n+1 = rx n (1 − x n ) where r is the catalyst of chaos. The logistic map is elucidated in figure [6].…”
Section: Figure 4: Non-linear Characteristic Of Chaosmentioning
confidence: 99%
See 1 more Smart Citation
“…Logistic map: Logistic equation is, x n+1 = rx n (1 − x n ) where r is the catalyst of chaos. The logistic map is elucidated in figure [6].…”
Section: Figure 4: Non-linear Characteristic Of Chaosmentioning
confidence: 99%
“…Step 2: If PVD belongs to [6,7] ADD DECI 8 in the stego pixel intensity without altering the embedded LSBs…”
Section: Step 3: Reducing Image Degradationmentioning
confidence: 99%
“…However, one disadvantage of using PSO is that the particles become subject to early convergence, resulting in the swarm being trapped in an ideal local region and the inability to locate any new area within the local optimal solution. As a result, access to the global optimal solution becomes limited [19]. Therefore, in this study, we customized the PSO algorithm (as given in Eq.…”
Section: Psomentioning
confidence: 99%
“…As a result, access to the global optimal solution becomes limited. Therefore, Jaradat et al [19] employed logistic chaotic map with PSO to solve this problem and presented its application to image steganography, in which the role of PSO is to locate the effective pixel position in the carrier image to conceal the secret data.…”
Section: Introductionmentioning
confidence: 99%
“…Searching for the best parameter is the mission of GA in order to find or achieve high quality for masking images. Aya Jaradat et al [13] built a steganography system based on hide confidential information in the best locations of image by using swarm optimization method and chaos theory. The goal of dividing the image into blocks is to improve steganography capacity so each block stores a number of secret bits.…”
Section: -0652mentioning
confidence: 99%