A REVIEW OF INFORMATION SECURITY: ISSUES AND TECHNIQUES

Currently, companies are more into using distributed systems and relying on network and communication facilities  for transmitting critical and important information that needs to be secured. Therefore, protecting companies information  becomes more important, and information security is essential to maintain. Information security is defined as protecting the information, the system, and the hardware that use, store and transmit the information, to ensure integrity, confidentiality and  availability of data and operation procedures are protected. In this paper, we illustrate the factors that impact information  security in different fields; cyber security, Internet of Things and network security from various studies and outline the  security requirements to reduce this impact.