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MC461855: Take action: Security hardening for Netlogon and Kerberos starting with November 2022 security update

The November 2022 security update release is the start of phased security hardening changes which will require organizations to monitor their environment and make adjustments to comply with these security hardening changes.

MC461855: Take action: Security hardening for Netlogon and Kerberos starting with November 2022 security update

Important: It is recommended to move to enforcement mode or to make the necessary changes explained in the KB articles below, as soon as possible, to enable all parts of the security hardening in your environment.

For more information on these security hardenings and how to detect issues in your environment, see the following articles:

  • KB5020805: How to manage Kerberos protocol changes related to CVE-2022-37967
  • KB5021130: How to manage Netlogon protocol changes related to CVE-2022-38023
  • KB5021131: How to manage the Kerberos protocol changes related to CVE-2022-37966

Message ID: MC461855
Published: 2022-11-09
Updated: 2022-11-09
Product: Office 365 general
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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