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Bypass usb block group policy8/2/2023 Naturally, we want to apply GPO security filtering to ensure that only our desired users and computers are affected by our new policy. ![]() If we enable this policy, as is shown in the following screen capture, then we prevent affected users from mounting ANY class of removable media.Īll Removable Storage classes - Deny all access Note from the above screenshot that we can use Group Policy to limit access to the following device classes:īy far, the most restrictive restriction (pardon the redundancy) is the policy All Removable Storage Classes: Deny All Access. NOTE: If you prefer to set these restrictions on a per-user basis instead of computer-wide, then use the Group Policy path \User Configuration\Policies\Administrative Templates\System\Removable Storage Access. Within the Group Policy Editor, navigate to \Computer Configuration\Policies\Administrative Templates\System\Removable Storage Access. Now then: from one of your Active Directory Domain Services domain controllers or from an administrative workstation, open the Group Policy Management Console and link a new GPO to the appropriate target (domain, OU, etc.). Step-by-Step Guide to Controlling Device Installation Using Group Policy.HOWTO: Use Group Policy to disable USB, CD-ROM, Floppy Disk and LS-120 drivers.How can I prevent users from using USB removable disks (USB flash drives) by using Group Policy (GPO)?.If you need to restrict USB drives on earlier client operating systems (including Windows Vista), then one of the following links should prove helpful to you: One important thing to keep in mind is that Microsoft made it MUCH easier to control removable drive access in Windows 7/Windows Server 2008 R2 Group Policy. This is all well and good, but how many of your users will actually adhere to the policy without some kind of a control in place?įortunately, Windows Server 2008 R2 provides us administrators with a method for easily disabling USB drive access on Active Directory domain assets. You may decide to institute an IT security policy in your domain that prohibits use of personal USB devices. Here are a couple excellent articles that delve more deeply into IT security threats posed by USB devices: Number two, a malicious user can steal sensitive data by copying it to their flash drive and leaving the campus. Number one, allowing your users to mount their own USB flash drives provides a vector for malicious code into your network.
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