(The basic security of computer and network security is to ensure that there is no damage to the office. This succinct statement is easily tempting. In fact, security has very complex interpretations, and analyzing them helps to understand what security really means. Typically, some empirical comparisons apply to the concept of security. First, safety is always about utility. The best way to avoid risk is to do nothing. For example, a car stored in the garage is unlikely to cause a traffic accident, but it is not our intention that the car does not run off the road. Our real aim is to ensure favorable office episodes and avoid damaging office episodes.
Computer and Network Security Fundamentals.pdf)