The use of Electronic Health Records is very crucial towards enhancing the quality of healthcare services. This is through assisting in reducing healthcare errors and thus enhancing security on both healthcare professionals and the patients. However, the use of these records have various challenges. One of the most common challenges...

Computer systems are designed to perform a set of logical and arithmetic operations automatically. These systems assist computers to achieve various tasks that are of various characteristics. In order for a computer to perform various tasks, a sequence of operations can be changed in order to fit the working environment...

The world in general has changed considerably over the past 50 years, few areas more so than in the realm of technology. As business technology has expended to become more global, increased security concerns have developed, placing a troublesome thorn in the sides of business and IT managers. Advancements in...

As the number of messages and data passed through organizations and across departments in particular organization increases, their security becomes a concern. Most organizations pass messages across various departments through the use of plaintext which is prone to attack thereby putting the company confidential data at risk. The company in...

Cryptography primarily is encryption, which forms the basis of security and allows for privacy in computers. There are five common cryptographic algorithms used in the world. They include Triple DES, RSA, Blowfish, Twofish and AES. Triple DES (Data Encryption Standard) was one of the most used and recommended Symmetric algorithm...