Assume a year has passed and XYZ has improved its security. Using the following table, calculate the SLE, ARO, and ALE for each threat category listed. YXZ Software Company (Asset Value: $1,200,000 Threat Category Cost per Incident Frequency of Occurrence Cost of Controls Type of Control Programmer mistakes $5,000 1 per month $20,000 Training Loss of intellectual property $75,000 1 per 2 years $15,000 Firewall/IDS Software piracy $500 1 per month $30,000 Firewall/IDS Theft of information (hacker) $2,500 1 per 6 months $15,000 Firewall/IDS Threat of information (employees) $5,00 1 per year $15,000 Physical security Web defacement $500 1 per quarter $10,000 Firewall Theft of equipment $5,000 1 per 2 years $15,000 Physical security Viruses, worms, Trojan horses $1,500 1 per month $15,000 Antivirus Denial-of-service attack $2,500 1 per 6 months $10,000 Firewall Earthquake $250,000 1 per 20 years $5,000 Insurance/backups Flood $50,000 1 per 10 years $10,000 Insurance/backups Fire $100,000 1 per 10 years $10,000 Insurance/backups
Assume a year has passed and XYZ has improved its security. Using the following table, calculate the SLE, ARO, and ALE for each threat category listed.
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YXZ Software Company (Asset Value: $1,200,000 |
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Threat Category |
Cost per Incident |
Frequency of Occurrence |
Cost of Controls |
Type of Control |
|
Programmer mistakes |
$5,000 |
1 per month |
$20,000 |
Training |
|
Loss of intellectual property |
$75,000 |
1 per 2 years |
$15,000 |
Firewall/IDS |
|
Software piracy |
$500 |
1 per month |
$30,000 |
Firewall/IDS |
|
Theft of information (hacker) |
$2,500 |
1 per 6 months |
$15,000 |
Firewall/IDS |
|
Threat of information (employees) |
$5,00 |
1 per year |
$15,000 |
Physical security |
|
Web defacement |
$500 |
1 per quarter |
$10,000 |
Firewall |
|
Theft of equipment |
$5,000 |
1 per 2 years |
$15,000 |
Physical security |
|
Viruses, worms, Trojan horses |
$1,500 |
1 per month |
$15,000 |
Antivirus |
|
Denial-of-service attack |
$2,500 |
1 per 6 months |
$10,000 |
Firewall |
|
Earthquake |
$250,000 |
1 per 20 years |
$5,000 |
Insurance/backups |
|
Flood |
$50,000 |
1 per 10 years |
$10,000 |
Insurance/backups |
|
Fire |
$100,000 |
1 per 10 years |
$10,000 |
Insurance/backups |
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