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To Help Prevent Loss of Information, Software Vendors, Including Microsoft

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Essay

To help prevent loss of information, software vendors, including Microsoft, now provide whole disk encryption. This feature creates new challenges in examining and recovering data from drivers. What are four features offered by whole disk encryption tools that forensics examiners should be aware of?


Definitions:

Range

The difference between the highest and lowest values in a data set.

Coefficient of Variation

A normalized measure of dispersion of a probability distribution, calculated as the ratio of the standard deviation to the mean, usually expressed as a percentage.

Variability

The extent to which data points in a dataset differ from each other and from the mean of the dataset.

Standard Deviation

The statistical measurement that calculates the spread or dispersion of a dataset relative to its mean, providing insight into the concentration of data points.

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