Access Control for Data
A major concern for any IT department is the security and integrity of data, or information. The major method of securing that information is through access controls. Let’s take a look at some methods for securing information in its various forms.
Information can exist in one of two states: at rest or in motion. Data at rest is data that is in a storage system. Data in motion is data that is in transit, such as on a network. To truly protect data, you need to consider both of these states.
Data at Rest
Data at rest (DAR) is simply stored data. The data may be in archival form on tape or optical disc, on a hard disk, or even in memory. Depending on where the data are resting, ...
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