Zhejiang Sci-Tech University
A computer network is any set of computing nodes which has the ability of exchanging data by interacting with each other meaningfully, allowing resource sharing in a proper manner. The collection of computers is interconnected by communication channels, which need to be secure for better information exchange. This field of networking consists of specialist area of network security adopted by network administrator to prevent and monitor unauthorized access, modification and denial of computer network. To combat the growing problem, security professionals are in search of better protection.