Posted in Computing Security

Common Descriptive Analytics for Security Data 2: Time Series, Cross-Sectional analysis

For the purpose of the discussion, we are using a simple data set here (excerpted from Andrew Jaquith book on Security Metrics). This is a…

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Posted in Computing Security

Common Descriptive Analytics for Security Data 1: Summary Statistics

Most of security metrics we introduced in previous units are raw data or simple observations. In order to fit them for decision making dashboards and…

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Posted in Computing Security

Security Data Analytics Pipeline

Big data and security intelligence are the two popular topics in cyber security. We are collecting more and more data from the infrastructures and increasingly…

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Posted in Computing Security

A Brief History of Learning from Data

Prior to the 20th century, the use of data and statistics was still relatively undeveloped. Much of the scientific research of the day used basic…

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Posted in Computing Security

What is Data Driven Security?

A field called “Information Theory” is a rigorous theoretical construct for information and developed in 1940s by Claude¬† E. Shannon, an American electrical engineer and…

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