Paul Andersen explains the current classification system that we use in Biology. He starts with a brief history of taxonomy. He explains how the goal of classification is to reflect evolutionary relationships. He then explains how...

A hierarchical system for biological classification, created by Carl Linnaeus in the 18th century.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...

This video explains security controls testing and network discovery.
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This clip is from the chapter "Security Assessment and Testing" of the series "CISSP Crash Course".This section covers domain 6, which focuses on security...