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Vda microsoft9/26/2023 Source is a location from where endpoints obtain security intelligence updates. Set the Source of Security Intelligence Updates Specify the time to check for security intelligence updates – Enable and then enter the time.Specify the day of the week to check for security intelligence updates – Enable and then enter day of the week.Specify the interval to check for security intelligence updates – Enable and then enter number of hours.It means that every day at 2 A.M, security intelligence updates will be checked and downloaded at one of the source (see next topic).Īs mentioned earlier, following GPO settings can also be used to schedule security intelligence updates.Ĭomputer Configuration/Policies/Administrative templates/Windows components/Windows Defender Antivirus/Security Intelligence updates: Here is the screenshot from Configuration Manager where Check for Endpoint Protection security intelligence updates at a specific interval is set to 0 and Check for Endpoint Protection security intelligence updates daily at is set to 2:00 A.M. Scheduling the checking process for Security Intelligence updates disables this feature.Ĭhecking for Security intelligence updates can be scheduled using Configuration Manager, GPO, PowerShell and even WMI. Security Intelligence updates – Typically published once every three to four hours.īy default, Microsoft Defender Antivirus will check for an update 15 minutes before the time of any scheduled scans.Product updates – Just like Engine updates, product updates are released on a monthly cadence.Engine updates – They are included with the security intelligence updates and are released on a monthly cadence.8 is the product or platform version, 0.4 is the Engine version and 1.321.1602.0 is the virus definition version or security intelligence update version. ![]() There are two type of updates related to Microsoft Defender antivirus: In the Microsoft Defender world, it is called security intelligence update. Not just with Microsoft Defender, but also with any other Antivirus solution, the most critical and challenging part is to effectively manage virus definition or signature updates for non-persistent VMs. Microsoft Defender can be managed and configured through Configuration Manager along with System center endpoint protection, Microsoft Intune, Group Policy, PowerShell cmdlets and WMI. Similarly, Defender ATP can be used with a third-party antivirus solution. ![]() Using Microsoft Defender with ATP (Advanced Threat Protection) comes with additional benefits like Antivirus signal sharing, Threat analytics, and secure score for devices, but it does not mean you cannot use Microsoft Defender as a standalone solution. I want to spend some time today exhibiting a comprehensive and uncomplicated understanding about how best to use Microsoft Defender in Citrix environment, apparently in alignment with AV Best Practices from Citrix Tech Zone. ![]() I do not want to discuss this any further here, as I have covered it in a separate article that I would recommend you to read first. If Microsoft Defender is disabled and exclusions for CVAD components have been added to the third-party antivirus solution, then the immunity from 1.321.1319.0 is evident. It becomes extremely important to apply CVAD exclusions, if Citrix Delivery Controllers are installed on Windows server 20, to avoid disruptions similar to CTX279897 where Defender virus definition 1.321.1319.0 detected HighAvailabilityService.exe and BrokerService.exe as Trojan and quarantined both processes. ![]() On windows 10, it disables itself when a Non-Microsoft antivirus product is installed. Even if any third party Antivirus solutions are installed on Windows Server 20, Microsoft Defender, unless manually disabled, remains in Active Mode.
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