
由于计算机自身的安全性和保护商业秘密的需要,通常有必要禁用计算机的USB接口,尤其是具有USB存储功能的设备,例如U盘,移动硬盘驱动器和手机存储卡,但是同时它们也不能完全被屏蔽使用USB接口,因为现在许多鼠标和键盘都是USB端口. 在这种情况下,如何在不影响USB鼠标和键盘使用的情况下限制U盘的使用已成为网络管理的目标. 本文介绍了两种禁止使用U的方法:
1. BIOS禁用了USB端口
重新启动计算机,在启动过程中按键盘上的Delete键,进入BOIS设置界面,选择“ IntegratedPeripherals”选项,展开“ USB 1.1 Controller”(USB1.1 controller)和“将“ USB 2.0控制器”选项设置为“已禁用”. 为BOIS设置密码,以使其他人无法轻松修改BOIS设置.
缺点: 如果您想再次使用USB设备,则会更加麻烦
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两个. 如何在注册表中禁用U盘
禁用U盘:
1,运行REGEDIT,
2,展开HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ USBSTOR,
3. 右键单击“开始”并将其值更改为4,您可以禁用USB闪存驱动器,如果要取消禁用,只需将4更改回3.

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用于禁止使用USB存储设备的注册表的内容如下:
在记事本中将代码另存为名为lockusb.reg的reg文件,然后双击该文件以导入注册表,以完成禁止计算机使用USB存储设备的操作. 所有用户都无法再使用USB存储设备.
Windows注册表编辑器5.00版
[HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ USBSTOR]
“类型” = dword: 00000001
“开始” = dword: 00000004
“ ErrorControl” = dword: 00000001
“ ImagePath” = hex(2): 73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,44, 00,\
52,00,49,00,56,00,45,00,52,00,53,00,5c,00,55,00,53,00,42,00,53,00,54,00 ,4f,\

00,52,00,2e,00,53,00,59,00,53,00,00,00
“ DisplayName” =“ USB大容量存储设备”
[HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ USBSTOR \ Security]
“安全性” =十六进制: 01,00,14,80,90,00,00,00,9c,00,00,00,14,00,00,00,30,00,00,00,02 ,\
00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00 ,00,\
00,00,02,00,60,00,04,00,00,00,00,00,14,00,fd,01,02,00,01,01,00,00,00,00 ,00,\
05,12,00,00,00,00,00,18,00,ff,01,0f,00,01,02,00,00,00,00,00,05,20,00,00 ,00,\
20,02,00,00,00,00,14,00,8d,01,02,00,01,01,00,00,00,00,00,05,0b,00,00,00 ,00,\
00,18,00,fd,01,02,00,01,02,00,00,00,00,00,05,20,00,00,00,23,02,00,00,01 ,01,\
00,00,00,00,00,05,12,00,00,00,01,01,00,00,00,00,00,05,12,00,00,00

启用USB存储设备的注册表内容如下:
该代码另存为reg文件,后缀为unlockusb.reg. 双击文件以导入注册表,以完成打开计算机以使用USB存储设备的操作. 所有用户都可以使用USB存储设备.
Windows注册表编辑器5.00版
[HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ USBSTOR]
“类型” = dword: 00000001
“开始” = dword: 00000003
“ ErrorControl” = dword: 00000001
“ ImagePath” = hex(2): 73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,44, 00,\
52,00,49,00,56,00,45,00,52,00,53,00,5c,00,55,00,53,00,42,00,53,00,54,00 ,4f,\
00,52,00,2e,00,53,00,59,00,53,00,00,00

“ DisplayName” =“ USB大容量存储设备”
[HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ USBSTOR \ Security]
“安全性” =十六进制: 01,00,14,80,90,00,00,00,9c,00,00,00,14,00,00,00,30,00,00,00,02 ,\
00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00 ,00,\
00,00,02,00,60,00,04,00,00,00,00,00,14,00,fd,01,02,00,01,01,00,00,00,00 ,00,\
05,12,00,00,00,00,00,18,00,ff,01,0f,00,01,02,00,00,00,00,00,05,20,00,00 ,00,\
20,02,00,00,00,00,14,00,8d,01,02,00,01,01,00,00,00,00,00,05,0b,00,00,00 ,00,\
00,18,00,fd,01,02,00,01,02,00,00,00,00,00,05,20,00,00,00,23,02,00,00,01 ,01,\
00,00,00,00,00,05,12,00,00,00,01,01,00,00,00,00,00,05,12,00,00,00
写保护操作:
1,运行REGEDIT,
2,展开HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet,
3. 右键单击“控制”项,选择“新建”,将新项重命名为WriteProtect,并将其值设置为00000001(十六进制),然后刷新.
4. 如果要取消对闪存写保护的限制,请将其值更改为00000000.
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