Understanding the Various Branches of Information Security Introduction The purpose of information security is to protect a companies or organization's valuable assets as Peltier (2013) points out. Information security includes securing computer hardware and software and information or data. The information security …

Evaluating the Features and Functionality of Various Physical Security Models Three Levels of Information Security Logical security, physical security, and premise security are the three levels of information security as described by Vacca (2013). Logical security protects data stored on computers from software and …