# Document revisions
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| Change | Description | Date | 
| --- |--- |--- |
| [Minor update](#document-revisions) | Clarified guidance to recommend not using keys that only differ in casing. | June 10, 2025 | 
| [Minor update](#document-revisions) | Changed CloudEndure references to AWS Application Migration Service. | May 8, 2025 | 
| [Minor update](#document-revisions) | Updates to identity management | March 30, 2023 | 
| [Minor revision](#document-revisions) | Updated reference in ABAC for individual resources. | February 24, 2023 | 
| [Minor revision](#document-revisions) | Updated guide to align with the IAM best practices. For more information, see [Security best practices in IAM](https://docs.aws.amazon.com//IAM/latest/UserGuide/best-practices.html). | February 6, 2023 | 
| [Major revision](#document-revisions) | Added more specific reference for resource types supported by AWS Config rule `required_tags`. | January 18, 2023 | 
| [Major revision](#document-revisions) | Updated to include the latest practices and service capabilities, especially in the area of identity. | September 29, 2022 | 
| [Minor update](#document-revisions) | Fixed table formatting in PDF version. | April 25, 2022 | 
| [Major revision](#document-revisions) | Updated document structure and expanded Tagging Strategy and Use Cases sections. Added more prescriptive guidance based on the latest tools, techniques, and available resources. | April 22, 2022 | 
| [Initial publication](#document-revisions) | Whitepaper first published. | December 1, 2018 | 

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