Perceptual Hash Function for Images Based on Hierarchical Ordinal Pattern

Author(s):  
Arambam Neelima ◽  
Kh. Manglem Singh
2013 ◽  
Vol 13 (1) ◽  
pp. 81-93
Author(s):  
Navajit Saikia ◽  
Prabin K. Bora

2015 ◽  
Vol 15 (08) ◽  
Author(s):  
Igor Rudakov ◽  
Ilia Vasiutovich

2020 ◽  
Vol 3 (2) ◽  
pp. 182-186
Author(s):  
Lisnayani Silalahi ◽  
Anita Sindar

Data security and confidentiality is currently a very important issue and continues to grow. Several cases concerning data security are now a job that requires handling and security costs that are so large. To maintain the security and confidentiality of messages, data, or information so that no one can read or understand it, except for the rightful recipients, a data security system application with an encryption method using an algorithm is designed. The SHA-1 cryptographic hash function that takes input and produces a 160-bit hash value which is known as the message iteration is usually rendered as a 40-digit long hexadecimal number.


2012 ◽  
Vol 35 (9) ◽  
pp. 1868 ◽  
Author(s):  
Wei YU ◽  
Kun-Peng WANG ◽  
Bao LI ◽  
Song TIAN
Keyword(s):  

2013 ◽  
Vol 33 (5) ◽  
pp. 1350-1352
Author(s):  
Peng LIU ◽  
Changhong ZHANG ◽  
Qingyu OU

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