![]() ![]() ![]() The notification appears in the usual quarantine list within the Windows Security app. The notification is prefaced with PUA: to indicate its content. When a PUA file is detected on an endpoint, Microsoft Defender Antivirus sends a notification to the user ( unless notifications have been disabled in the same format as other threat detections. Blocked PUA files are then moved to quarantine. Microsoft Defender Antivirus blocks detected PUA files and any attempts to download, move, run, or install them. This feature is available in Windows 11, Windows 10, Windows Server 2022, Windows Server 2019, and Windows Server 2016. The potentially unwanted application (PUA) protection feature in Microsoft Defender Antivirus can detect and block PUA on endpoints in your network. Microsoft Defender Antivirus and PUA protection If you create and manage indicators in the Microsoft Defender for Endpoint portal, Microsoft Defender SmartScreen respects the new settings. In addition, admins can configure Microsoft Defender SmartScreen as a whole, using group policy settings to turn Microsoft Defender SmartScreen on or off.Īlthough Microsoft Defender for Endpoint has its own blocklist based upon a data set managed by Microsoft, you can customize this list based on your own threat intelligence. There are several group policy settings explicitly for Microsoft Defender SmartScreen available, including one for blocking PUA. Security admins can configure how Microsoft Edge and Microsoft Defender SmartScreen work together to protect groups of users from PUA-associated URLs. In Chromium-based Edge with PUA protection turned on, Microsoft Defender SmartScreen protects you from PUA-associated URLs. Block URLs with Microsoft Defender SmartScreen If you are running Microsoft Edge (Chromium-based), you can safely explore the URL-blocking feature of PUA protection by testing it out on one of our Microsoft Defender SmartScreen demo pages. Under the Security section, turn on Block potentially unwanted apps. In your Edge browser, select the ellipses, and then choose Settings. Enable PUA protection in Chromium-based Microsoft EdgeĪlthough potentially unwanted application protection in Microsoft Edge (Chromium-based, version 80.0.361.50) is turned off by default, it can easily be turned on from within the browser. This feature is provided via Microsoft Defender SmartScreen. The new Microsoft Edge, which is Chromium-based, blocks potentially unwanted application downloads and associated resource URLs. Learn more about Windows Enterprise subscriptions. If your organization's subscription includes Microsoft Defender for Endpoint, Microsoft Defender Antivirus blocks apps that are considered to be PUA by default on Windows devices. PUA protection is supported on Windows 11, Windows 10, Windows Server 2022, Windows Server 2019, and Windows Server 2016. ![]() Potentially unwanted applications can increase the risk of your network being infected with actual malware, make malware infections harder to identify, or cost your IT and security teams time and effort to clean them up. Evasion software that actively tries to evade detection by security products, including software that behaves differently in the presence of security products.įor more examples and a discussion of the criteria we use to label applications for special attention from security features, see How Microsoft identifies malware and potentially unwanted applications.Also, software that offers to install other software that qualifies as PUA. Bundling software that offers to install other software that is not digitally signed by the same entity.Advertising software that displays advertisements or promotions, including software that inserts advertisements to webpages.The term PUA can also refer to an application that has a poor reputation, as assessed by Microsoft Defender for Endpoint, due to certain kinds of undesirable behavior. PUA is not considered a virus, malware, or other type of threat, but it might perform actions on endpoints that adversely affect endpoint performance or use. Potentially unwanted applications (PUA) are a category of software that can cause your machine to run slowly, display unexpected ads, or at worst, install other software that might be unexpected or unwanted. ![]()
0 Comments
Leave a Reply. |