Found this neat software on the net that disables and enables the usb ports on your pc, its written in c.enjoy
CODE
To disable usb port
#include<stdio.h>
void main()
{
system("reg add HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\USBSTOR \/v Start \/t REG_DWORD \/d 4 \/f");
}
Save this code as block_usb.c and open it with turbo c compiler, after
compilation it will create a block_usb.exe which is a simple program
that will disable (block) all the USB ports of the computer.
To enable usb port
#include<stdio.h>
void main()
{
system("reg add HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\USBSTOR \/v Start \/t REG_DWORD \/d 3 \/f");
}
Save this code as unblock_usb.c and compile it with turbo c to get the unblock_usb.exe
Execute the unblock_usb.exe and now the computer detecting your pen drive.