Monday, 30 July 2012

It's time for USB Port Security

By Bill Booker


Computers nowadays provide access to all sorts of sensitive information. This is why protecting one's USB port is key. Sensitive information has a way of leaving your office, without your realizing it. This takes place when someone is able to steal the information off of your computer with the help of a USB flash drive. A flash drive is the size of a thumb, so it's extremely easy to conceal and carry around.

This is why even if you have faith in your employees, you should still take steps to ensure that you aren't a victim of a computerized security breach, at the hands of your employees. A USB port blocker is the perfect solution for this problem.

A second way to block USB ports is to disable them from within the computer. This can be done by accessing the BIOS screen. This is done by striking a certain key while the computer is loading after being turned on. Once in the BIOS system, every piece of hardware in the computer can be accessed. Locate the USB ports in the BIOS and turn them off. Be aware that this method disables all USB ports, and is not 100% secure. Any employee who knows how to access the computer BIOS can easily turn them back on.

You could also block your USB ports, by disabling their use. All you need to do is access the BIOS system of your computer. You'll need a hit a control key on your computer when you start your system, in order to access to BIOS system. Once you are in the BIOS system, find the controls for your USB ports and disable them. Keep in mind that anyone who can access the BIOS system can simply turn your USB ports back on.

For a more destructive and permanent means of creating a USB port blocker, a widely used method is to simply remove the USB ports from the systems. USB ports can be easily removed by a technician. If the ports aren't present, they can't be used. This approach will leave open holes in your computer system though. Another way of permanent disabling USB ports is to fill them with epoxy glue; do this only when the system is off, and let the epoxy fully dry before the system is started again.

Even if you block key USB ports, you'll need to leave a port or two open for your mouse and your keyboard. You can resolve this issue by purchasing physical port locks, equipped with cable guards. These work by sliding around the USB port on an existing device, then locking in place via a neighboring port. This way, you can still use your ports as needed, while keeping them secure.

If you take steps to secure the USB ports on your system, then you'll find little to no breach of security incidents taking place within your company. You need to lock down your USB ports and you'll need to block any USB ports that aren't being used. Otherwise, you're inviting a security breach to take place.




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