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jruskeyFlag for United States of America

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GPO for Mass Storage Devices based on security groups

I have a client that needs to be able to set via a GPO the ability to block all mass storage USB Devices to domain users, but allow to a specified AD Security Group.  Can somebody point me in the direction to create this GPO?  These are windows 7 machines.  Thanks in advance.
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McKnife
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Hi.

The policy section to use is shown here: http://technet.microsoft.com/en-us/library/cc730808(v=ws.10).aspx - as we can use security filtering, you can indeed impose this policy to a certain AD group, only.
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How do I apply this to just a certain AD Security Group?  I know how to apply it to a OU, but not a security group.
Like I wrote: security filtering. Find it right in the security section in the properties of the GPO.
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Jaihunt
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"You also need to give deny permission on usbstor.inf and usbstor.PNF to disable the USB else the disable policy will not work" - not really true. This section of the link you reference is talking about making it work for windows 2000. Here, we have win7 and the built-in policies can do it.
Also, it's no use to set it at the computer policy as it will affect all users.
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I will be onsite and set this up next Tuesday.  So, basically from what I am reading, I should create a security group called 'No USB Access'.  Put my users that I don't want to have USB Access in that group.  Then create a User GPO blocking out USB access and apply it to that new security group I created.  Sound correct?  Based on what McKnife said, I want this as a user policy since a computer policy will block everybody regardless of security filter settings.
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This works.  However, I want to deny access to all but 6 users.  So, is there a way to reverse this and apply it to all domain users except allow it to a group called allowusbaccess?
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Nevermind - Figured this out.  Applied it to the default authenticated users groups and security, but under the delegation tab, I added the allowusbaccess group and went into advanced settings and did an explicit deny on read.  Thanks for your help.