There exists a rising concern on security of healthcare data and service. Even small lost,
stolen, displaced, hacked, or communicated in personal health data could bring huge …

In this growing era, a massive amount of digital electronic health records (EHRs) are
transferred through the open network. EHRs are at risk of a myriad of security threats, to …

The security of healthcare and telemedicine systems is a critical issue that must be
significantly investigated. Several smart telemedicine applications are expected to be …

Today, the size of a multimedia file is increasing day by day from gigabytes to terabytes or
even petabytes, mainly because of the evolution of a large amount of real-time data. As most …

As a medium that can convey information vividly, the application of digital images is
increasingly widespread. Under various application environments, researchers are …

Nowadays, data size is increasing day by day from gigabytes to terabytes or even petabytes,
mainly because of the evolution of a large amount of real-time data. Most of the big data is …

In many cases, images contain sensitive information and patterns that require secure
processing to avoid risk. It can be accessed by unauthorized users who can illegally exploit …

This paper presents a solution for secure and efficient image encryption with the help of self-
adaptive permutation–diffusion and DNA random encoding. The plain image is firstly …

In this technological era, it is highly essential to protect the digital medical data from the
fraud and forgery as they are transmitted over the public channel. Also with the increased …

Networks have evolved very rapidly, which allow secret data transformation speedily
through the Internet. However, the security of secret data has posed a serious threat due to …