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MC451956: Take action: Understand domain join hardening changes and avoid potential operational issues

Windows updates released on and after October 11, 2022, contain additional protections introduced by CVE-2022-38042. These protections intentionally prevent domain join operations from reusing an existing computer account in the target domain in some scenarios. See KB5020276 to learn more about the new behavior including additional security checks and the steps to avoid operational issues.

MC451956: Take action: Understand domain join hardening changes and avoid potential operational issues

When this will happen

The additional protections are available since October 11, 2022. They are included in all Windows quality updates moving forward.

Message ID: MC451956
Published: 2022-10-29
Updated: 2022-10-29
Platform: World tenant

Alex Lim is a certified IT Technical Support Architect with over 15 years of experience in designing, implementing, and troubleshooting complex IT systems and networks. He has worked for leading IT companies, such as Microsoft, IBM, and Cisco, providing technical support and solutions to clients across various industries and sectors. Alex has a bachelor’s degree in computer science from the National University of Singapore and a master’s degree in information security from the Massachusetts Institute of Technology. He is also the author of several best-selling books on IT technical support, such as The IT Technical Support Handbook and Troubleshooting IT Systems and Networks. Alex lives in Bandar, Johore, Malaysia with his wife and two chilrdren. You can reach him at [email protected] or follow him on Website | Twitter | Facebook

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