1.
Natural and political disasters—such as fires, floods, earthquakes, hurricanes, tornadoes, blizzards, wars, and attacks by terrorists—can destroy an information system and cause many
companies to fail.
2.
Software errors, operating system crashes, hardware failures, power outages and fluctuations, and undetected data transmission errors constitute. A federal
study estimated yearly economic losses due to software bugs at almost $60 billion
3.
Unintentional acts such as accidents or innocent errors and omissions, is the greatest risk to information systems and causes the greatest dollar losses. The
Computing Technology Industry Association estimates that human errors cause 80% of security problems. Forrester Research estimates that employees unintentionally create legal, regulatory, or financial risks in 25% of their outbound e-mails
An international act such as computer crime, a fraud, or sabotage which is deliberate destruction or harm or system