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# Access Amazon WorkSpaces with Common Access Cards
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Publication date: **March 08, 2021** 

## Abstract
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The Department of Defense (DoD) requires the use of Common Access Cards (CAC) by its users to authenticate into and be authorized to use DoD computing resources. This implementation guide provides step-by-step guidance for implementing pre-authorization and in-session CAC access by DoD personnel into [WorkSpaces](https://aws.amazon.com/workspaces/).