In computer security, the use of security personnel to patrol work areas, particularly outside normal working hours, to detect intruders and unauthorized use of terminals, to check for security violations.; 計(jì)算機(jī)安全學(xué)中,安全人員在工作間內(nèi)巡邏,特別是在正常工作時(shí)間以外的時(shí)間里檢查入侵者、終端 的非法使用及其它安全違章行為。