scholarly journals Gradient-Wrinkled Microparticle with Grayscale Lithography Controlling the Cross-Linking Densities for High Security Level Anti-Counterfeiting Strategies

ACS Omega ◽  
2021 ◽  
Vol 6 (3) ◽  
pp. 2121-2126
Author(s):  
Cheolheon Park ◽  
Hyung Jong Bae ◽  
Jinsik Yoon ◽  
Seo Woo Song ◽  
Yunjin Jeong ◽  
...  
2019 ◽  
Vol 32 (18) ◽  
pp. 1901430 ◽  
Author(s):  
Wei Ren ◽  
Gungun Lin ◽  
Christian Clarke ◽  
Jiajia Zhou ◽  
Dayong Jin

2019 ◽  
Vol 9 (6) ◽  
pp. 4942-4945
Author(s):  
A. Y. Hindi ◽  
M. O. Dwairi ◽  
Z. A. AlQadi

In this paper, a novel stego-method will be introduced, which can be used to hide any secret message in any holding color image. The proposed method will be implemented and tested and the calculated parameters will be compared with the LSB method parameters. It will be shown that the proposed method provides a high-security level by using two keys to extract the secret message from the holding image, making it very difficult to hack.


2019 ◽  
Vol 138 ◽  
pp. 02004 ◽  
Author(s):  
Marina Kuziakina ◽  
Dmitry Gura ◽  
Dmitry Zverok

Remote sensing provides data that can be used in a variety of projects. One such project is the preparation for sending a manned flight to Mars. Before the departure of the expedition it is very important to carefully select a place of high scientific value and a high security level for the members of the flight. Remote sensing methods allow getting the whole set of necessary data, which will later be used for the flight equipment properly, as well as to adapt the lander design. Currently, robotic probes that send the collected information to Earth are engaged in the collection of the necessary data. There, the data, in turn, can be processed by specialists, as well as provided for the general public for informational purposes only.


2020 ◽  
Vol 8 (31) ◽  
pp. 10798-10804 ◽  
Author(s):  
Suyi Liu ◽  
Yun Ma ◽  
Shujuan Liu ◽  
Kexin Chen ◽  
Wei Huang ◽  
...  

In this work, thermochromic luminescent materials with three emission states and controllable thermochromic transition temperatures were developed for multilevel anti-counterfeiting and high-security level information storage.


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