Image encryption is a mainstream aspect in multimedia applications and as such it is a
highly active research domain. Based on the increasing need for reliable image encryption …

In the current era of digital communication, the security of data transmitted relies heavily on
cryptographic algorithms. Transmission of digital images through an insecure channel is …

As in recent years digital data transmission and image application have been increasing,
maintaining secure transmission of image is of high importance. Image Encryption is …

Increased use of internet demands substantial protection for secret image file from any
adversary, specifically during transmission. In the field of cryptography there are two role …

In present times the security of image data is a major issue. So, we have proposed a novel
technique for security of color image data by public-key cryptosystem or asymmetric …

To protect sensitive data from unauthorized access is a prime agenda nowadays.
Cryptography helps us to achieve this goal. An image encryption algorithm for the secure …

These days, security of sensitive information is a major concern. Cryptography allows
transmission of data from one end to the other, both, securely and secretly. Here we have …

An enhanced technique of colour image encryption based on permutation matrix key
encoding is proposed. To encrypt the colour image, a separation into Red, Green and Blue …

In this cryptosystem, we have considered RGB images for two-dimensional (2D) data
security. Security of RGB images during transmission is a major concern, discussed globally …

This article presents a novel cryptosystem for secure transmission of color images through a
coordinate cryptosystem as well as a geometric cryptosystem with time domain and …