Research on Campus Network Security Problem and Protection Strategy

2.1. Physical Security Risk

The primary threat facing the campus network security is the physical security. Physical security threats may come from natural, environmental and technical failures and other non-human factors, for example, if the physical location of the campus network equipment design is unreasonable, it is possible to suffer water, electricity, fire or lightning damage; Physical security threats may also come from personnel failures and malicious physical attacks, such as network equipment theft or physical damage (Du, 2015).