This article provides the steps to enable certificate-based signing of PowerShell serialization data in Exchange Server. Prerequisites to enable this feature: Make sure that all Exchange-based servers in your environment have the January 2023 SU or a later SU installed.

Certificate-based signing of PowerShell serialization payloads was introduced in the January 2023 Exchange Server Security Update. By default, the feature was released as disabled (opt-in) and had to be enabled by the Exchange Server administrator.

Microsoft has developed a sample PowerShell script that can help you automate updating the Windows Recovery Environment (WinRE) on deployed devices to address the security vulnerabilities in CVE-2024-20666. Sample PowerShell script.

Symptoms. Consider the following scenario: In the Microsoft .NET Framework 2.0 Service Pack 2 (SP2) or in the Microsoft .NET Framework 3.5 Service Pack 1 (SP1), you use the BinaryFormatter object to serialize and to deserialize a generic type in an assembly.

Symptoms. In Microsoft Exchange Server 2019 or Exchange Server 2016, when users successfully sign in to mailboxes by using Outlook on the web (previously known as OWA) or refresh the Outlook on the web webpage, the following event is logged in the Application log: LogName: Application. Source: System.Runtime.Serialization.

Resolution. To fix this issue, install the following security update: Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: February 14, 2023 (KB5023038) .

Those deleted files no longer be stored in the Recycle Bin, and it would be a great loss when you need them back. In case of this issue, the settings could be recovered by following the steps below. Specific steps: Right-click the Recycle Bin icon, and click Property.

This update prevents you from receiving error messages that are related to the application manifest expiry feature of the AD RMS clients. This fix is also necessary for Windows Rights Management clients. This update ensures continued compatibility between RMS-enabled applications and the RMS client. As a follow up to the Office 2003 Information ...

Windows 8.1. Windows 10 (Then select Download now.) Windows 11 (Then select Download now .) Important: Back up your files before you install or reinstall Windows on your PC. Learn how. To create the installation media, here's what you'll need: A PC with a reliable internet connection.

Install Office. Select the Microsoft 365 folder from the virtual drive and then double-click either the Setup32.exe to install the 32-bit version of Microsoft 365, or Setup64.exe to install the 64-bit version to begin the offline installation. If you're not sure which version is right for you, see Choose the 64-bit or 32-bit version of Office.