斗 长 Security Threats ￥斗 ★★ s Natural or man-made disasters fires, floods, earthquake, wars o Hardware or software errors CPU malfunction, bad disk program bugs s Human errors dataentry, wrong tape mounted o Attacks by intruders or adversaries This is where we will focus in this lecture5 Security Threats  Natural or man-made disasters – fires, floods, earthquake, wars  Hardware or software errors – CPU malfunction, bad disk, program bugs  Human errors – data entry, wrong tape mounted  Attacks by intruders or adversaries – This is where we will focus in this lecture