How to prevent USB disk from copying data from computer

Nowadays, people pay more and more attention to the security of computer data, and use various methods to protect their important data from being stolen and leaked. and the U disk is the usual storage box mobile data commonly used tools, how to prevent computer data through a U disk was stolen? Small knitting to teach you.

Method

In the "Start" Run enter Regedit open Registry Editor, find Hkey_local_machinesystem currentcontrolsetcontrolstoragedevicepolicies, if no Storagedevicepolicies, you can create a new item, named Storagedevicepolicies, and then under its new DWORD value, named Writeprotect, double-click it, changing its value to 1. Unplug the U disk, and then plug in, you will find you can not go to the U disk to write things. To remove, just change the writeprotect to 0 on the line.

If the feeling of operation is inconvenient, you can build two reg files in the U disk, copy the contents below, and run when you want to copy the data:

Example: a u disk is prohibited from copying the data in the computer. Reg

Windows Registry Editor Version 5.00

[Hkey_local_machinesystemcurrentcontrolsetcontrolstoragedevicepolicies]

"Writeprotect" =dword:00000001

Example: Allow U disk to copy the data in the computer. Reg

Windows Registry Editor Version 5.00

[Hkey_local_machinesystemcurrentcontrolsetcontrolstoragedevicepolicies]

"Writeprotect" =dword:00000000

Through such modifications, you can make a U disk plugged into the computer, can only copy files to the computer, there is no way to copy the computer files to the U disk, so that we can prevent important data stolen, greatly improve the security of data.