Zobrazeno 1 - 10
of 129
pro vyhledávání: '"chaotic image encryption"'
Publikováno v:
Computation, Vol 11, Iss 9, p 178 (2023)
Confusion, diffusion, and encryption keys affect the quality of image encryption. This research proposes combining bit- and pixel-level permutation and substitution methods based on three advanced chaotic logistic map methods. The three chaotic metho
Externí odkaz:
https://doaj.org/article/2149ac108aa7405299c2238a97906ed1
Publikováno v:
Frontiers in Physics, Vol 10 (2022)
With the rise of technologies of VR technology, AR technology, and 3D printing, the application of 3D models has become more and more extensive. The data of the 3D model is the floating point and has a unique storage format, and the traditional 2D im
Externí odkaz:
https://doaj.org/article/833602552d63478eac267d0248630369
Publikováno v:
IEEE Access, Vol 8, Pp 55540-55549 (2020)
To obtain chaotic systems with good properties to help chaos based image encryption, this paper first study the condition under which quadratic functions can be used as pseudo-random sequence generator. We give a necessary and sufficient condition fo
Externí odkaz:
https://doaj.org/article/085c425f90ee41efb12a08dc4f849648
Autor:
Xingyuan Wang, Shengnan Chen
Publikováno v:
IEEE Access, Vol 8, Pp 160897-160914 (2020)
This article proposes a dynamic spiral scrambling algorithm, which is combined with the random pixel value filling operation, Deoxyribonucleic Acid (DNA) operation and used in image encryption. The random pixel value filling operation is to generate
Externí odkaz:
https://doaj.org/article/040e6f10b2cd46f8a0a36c3083886e47
Akademický článek
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Publikováno v:
IEEE Access, Vol 7, Pp 12584-12597 (2019)
In recent years, many scholars have been committed to improving the security and practicability of chaotic image encryption. In addition, their proposed schemes mainly focus on two aspects, new or improved chaotic systems and new or improved encrypti
Externí odkaz:
https://doaj.org/article/06744f29528b44bfb95d98de84c5ab79
Publikováno v:
Entropy, Vol 24, Iss 9, p 1266 (2022)
In this paper, a novel image encryption algorithm is proposed based on hyperchaotic two-dimensional sin-fractional-cos-fractional (2D-SFCF), called sin-fractional-cos-fractional image-encryption (SFCF-IE). The 2D-SFCF is constructed from two one-dime
Externí odkaz:
https://doaj.org/article/15603ee3f2cd4d438cd1af0fe4a9d083
Security Analysis of the Image Encryption Algorithm Based on a Two-Dimensional Infinite Collapse Map
Publikováno v:
Entropy, Vol 24, Iss 8, p 1023 (2022)
This paper analyzes the security of the image encryption algorithm based on a two-dimensional (2D) infinite collapse map. The encryption algorithm adopts a permutation–diffusion structure and can perform two or more rounds to achieve a higher level
Externí odkaz:
https://doaj.org/article/a83f007366c9499ebb4f6e1e80650fdb
Autor:
Behrouz Zolfaghari, Takeshi Koshiba
Publikováno v:
Applied System Innovation, Vol 5, Iss 3, p 57 (2022)
Recently, many researchers have been interested in the application of chaos in cryptography. Specifically, numerous research works have been focusing on chaotic image encryption. A comprehensive survey can highlight existing trends and shed light on
Externí odkaz:
https://doaj.org/article/7e45d5d742234f0ea6acc07935998ae4
Akademický článek
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