scholarly journals Dual-encryption freedom via a monolayer-nanotextured Janus metasurface in the broadband visible

2021 ◽  
Vol 29 (21) ◽  
pp. 33954
Author(s):  
Chengwei Wan ◽  
Chenjie Dai ◽  
Shuai Wan ◽  
Zhe Li ◽  
Yangyang Shi ◽  
...  
Keyword(s):  
2018 ◽  
Vol 15 (10) ◽  
pp. 476-488
Author(s):  
Anil Wagle ◽  
Abeer Alsadoon ◽  
P.W.C. Prasad ◽  
Linh Pham ◽  
A. Elchouemi

Author(s):  
Anand B. Joshi ◽  
Dhanesh Kumar ◽  
D. C. Mishra

Security of digital data is an important task in the present era. In this paper, we propose a new scheme of digital image encryption and decryption method based on three-dimensional (3D) Arnold cat map (ACM) and elliptic curve. In this proposed encryption method, we have applied 3D ACM on the digital color image which performs the dual encryption first, it performs the permutation and second, it performs the substitution of image pixels. After that, elliptic curve cryptography (ECC) is used to encrypt the image, for this a mapping method is proposed to convert the pixels of the image as points on the elliptic curve. Further, a mapping inverting method is proposed for decryption and then 3D inverse Arnold cat map (iACM) is applied to get the original image. The statistical and security analyses are done on various images and the experimental results show the robustness of the proposed method.


2018 ◽  
Vol 42 (11) ◽  
Author(s):  
T. Avudaiappan ◽  
R. Balasubramanian ◽  
S. Sundara Pandiyan ◽  
M. Saravanan ◽  
S. K. Lakshmanaprabu ◽  
...  

Author(s):  
Daniel Mahardika Yusuf ◽  
De Rosal Ignatius Moses Setiadi ◽  
Eko Hari Rachmawanto ◽  
Christy Atika Sari ◽  
Rabei Raad Ali

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