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Agile Security: Balancing Security with the Need for Agility written by Jeff Lowder
The Difference between Quantitative and Qualitative Risk Analysis and Why It Matters (Part 3)
November 5, 2008 – 6:00 am
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As we saw in part 2 of this series, some of the traditional arguments used for distinguishing between quantitative and qualitative risk analysis (RA) are based upon dubious assumptions. Many writers assume that “quantitative” equals objective and numerical, while…
The Difference between Quantitative and Qualitative Risk Analysis and Why It Matters (Part 2)
October 29, 2008 – 6:00 am
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Objective vs. Subjective Approaches: Strengths and Weaknesses
As we have seen, quantitative risk analyses can be subjective and qualitative risk analyses can be objective. The purpose of this slide is to summarize and discuss some of the advantages and disadvantages of both the objective and…
The Difference between Quantitative and Qualitative Risk Analysis and Why It Matters (Part 1)
September 4, 2008 – 6:00 am
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Many discussions of security risk analysis methodologies mention a distinction between quantitative and qualitative risk analysis, but virtually none of those discussions clarify the distinction in a rigorous way. The purpose of this 3-part series is to clarify that distinction and then show why…
PCI DSS Position on Patching May Be Unjustified
June 27, 2008 – 6:00 am
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Verizon Business recently posted an excellent article on their blog about security patching. As someone who just read The New School of Information Security (an important book that all information security professionals should read), I thought it was refreshing to see someone take an…
Agility and Risk Compensation: Exploring the Connection
June 9, 2008 – 6:00 am
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In my previous and inaugural column, I introduced the concept of a tradeoff between information security and agility, where agility was defined as “the capability to change with managed cost and speed.” Information security doesn’t necessarily have to be at odds with agility, but…
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