Using the following table, calculate the SLE, ARO, and ALE for each threat category listed.

Using the following table, calculate the SLE, ARO, and ALE for each threat category listed.

XYZ Software Company (Asset value: $1,200,000 in projected revenues)

Threat Category

Cost per Incident

Frequency of Occurrence

Programmer mistakes

$5,000

1 per week

Loss of intellectual property

$75,000

1 per year

Software piracy

$500

1 per week

Theft of information (hacker)

$2,500

1 per quarter

Theft of information (employee)

$5,000

1 per 6 months

Web defacement

$500

1 per month

Theft of equipment

$5,000

1 per year

Viruses, Worms, Trojan horses

$1,500

1 per week

Denial-of-service attack

$2,500

1 per quarter

Earthquake

$250,000

1 per 20 years

Flood

$250,000

1 per 10 years

Fire

$500,000

1 per 10 years

 

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