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      1. Data Encryption

Lifetime: 5 Implementation Cost: $500,000. Annual Maintenance Cost: $500,000.

Year

Benefits

Costs

Disc. Ben(0.1)

Disc. Cost(0.1)

DB-DC(0.1)

1

$2,545,362.

$500,000.

$2,313,965.

$454,545.

$1,859,420.

2

$2,545,362.

$500,000.

$2,103,605.

$413,223.

$1,690,381.

3

$2,545,362.

$500,000.

$1,912,368.

$375,657.

$1,536,710.

4

$2,545,362.

$500,000.

$1,738,516.

$341,506.

$1,397,009.

5

$2,545,362.

$500,000.

$1,580,469.

$310,460.

$1,270,009.

Sum of discounted benefits (0.05): $11,020,083. Sum of discounted benefits (0.1): $9,648,923. Sum of discounted benefits (0.15): $8,532,446. Sum of discounted costs (0.05): $2,164,736.

Sum of discounted costs (0.1): $1,895,391. Sum of discounted costs (0.15): $1,676,075. Benefit Cost Ratio (0.05): 5.09

Benefit Cost Ratio (0.1): 5.09

Benefit Cost Ratio (0.15): 5.09

Return On Investment (0.05): 1.02

Return On Investment (0.1): 1.02

Return On Investment (0.15): 1.02

Payback period (0.05): 1

Payback period (0.1): 1

Payback period (0.15): 1

      1. Detection System

Lifetime: 3 Implementation Cost: $1,000,000. Annual Maintenance Cost: $200,000.

Year

Benefits

Costs

Disc. Ben(0.1)

Disc. Cost(0.1)

DB-DC(0.1)

1

$14,442.

$1,000,000.

$13,129.

$909,090.

$-895,961.

2

$14,442.

$200,000.

$11,935.

$165,289.

$-153,353.

3

$14,442.

$200,000.

$10,850.

$150,262.

$-139,412.

Sum of discounted benefits (0.05): $39,328. Sum of discounted benefits (0.1): $35,914. Sum of discounted benefits (0.15): $32,974. Sum of discounted costs (0.05): $1,306,552. Sum of discounted costs (0.1): $1,224,641. Sum of discounted costs (0.15): $1,152,296. Benefit Cost Ratio (0.05): 0.03

Benefit Cost Ratio (0.1): 0.03

Benefit Cost Ratio (0.15): 0.03

Return On Investment (0.05): 0.01

Return On Investment (0.1): 0.01

Return On Investment (0.15): 0.01

Payback period (0.05): 0

Payback period (0.1): 0

Payback period (0.15): 0

      1. Life Cycle Management

Lifetime: 1 Implementation Cost: $200,000. Annual Maintenance Cost: $0.

Year

Benefits

Costs

Disc. Ben(0.1)

Disc. Cost(0.1)

DB-DC(0.1)

1

$347.

$200,000.

$315.

$181,818.

$-181,502.

Sum of discounted benefits (0.05): $330. Sum of discounted benefits (0.1): $315. Sum of discounted benefits (0.15): $301. Sum of discounted costs (0.05): $190,476. Sum of discounted costs (0.1): $181,818. Sum of discounted costs (0.15): $173,913. Benefit Cost Ratio (0.05): 0.00

Benefit Cost Ratio (0.1): 0.00

Benefit Cost Ratio (0.15): 0.00

Return On Investment (0.05): 0.00

Return On Investment (0.1): 0.00

Return On Investment (0.15): 0.00

Payback period (0.05): 0

Payback period (0.1): 0

Payback period (0.15): 0

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