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Rapid Security Risk Analysis

Rapid Security Risk Analysis. Farrokh Alemi, Ph.D. Georgetown University. Proposal. Set security risk priorities Faster More accurately More objectively. Case of Attack on Boiler Room. Consultant’s visit Card in boiler room Contract Comprehensive

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Rapid Security Risk Analysis

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  1. Rapid Security Risk Analysis Farrokh Alemi, Ph.D.Georgetown University

  2. Proposal • Set security risk priorities • Faster • More accurately • More objectively

  3. Case of Attack on Boiler Room • Consultant’s visit • Card in boiler room • Contract • Comprehensive • Physical, electronic, personnel, natural causes, etc. • Based on opinions • Consensus • Imagined risks • Attack on milk tanker will kill 500,000 • Next consultant

  4. Cost of Comprehensive Security Analysis • Wasted time • Less productivity • Forgotten passwords • Lack of coordination • Missed priorities • Anthrax versus Katrina Comprehensive Analysis: Less insights & more paralysis

  5. Probabilistic Security Risk Analysis • Collect incidence databases • Calculate Probability of events • Use time to event • Set priorities • Prevent events with high expected damages • Mitigate consequences of events with low expected damages • Ignore all others

  6. Example: Reduce Privacy Security Risks • Analyze legal cases • Analyze reports to DHHS

  7. Example: Reduce Privacy Security Risks • Analyze legal cases • Analyze reports to DHHS Calculate from time to re-occurrence of the event

  8. Example: Reduce Privacy Security Risks • Analyze legal cases • Analyze reports to DHHS Evidence Based Legal Analysis

  9. Example: Security Risks at a Nursing School • What should we do? • Protect against computer viruses • Educate faculty about theft • Require background checks for students • Introduce camera surveillance

  10. Example: Security Risks at a Nursing School

  11. Example: Security Risks at a Nursing School

  12. Probabilistic Security Risk Analysis • Rapid • Relative risks (numeric) • Objective • Verifiable accuracy

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