In 1988, Robert Morris, a graduate student at Cornell University, created the first computer virus. The virus propagated and got out of control, crashing the university's computer network. The problem was eventually fixed through the combined efforts of a number of American computer scientists.
一九八八年美國康乃爾大學研究生莫理斯寫了一個程式，不料由於程式本身撰寫錯誤，這個會不斷複製自己的程式，失去了控制，侵入了任何一台連接上網的電腦主機。