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Advertisement WiFi running a bit slow lately? If your router is still using old security methods such as WEP, then there’s a very real possibility that someone has hacked in to steal your WiFi.

In a previous article, I showed you a $100 commercially available router that would automatically hack your WEP-protected WiFi network in less than half an hour. Apart from the obvious fact that your internet will be slower, the hacker might be using your internet to do nefarious evil things – all of which could easily be traced back to you. So how you can find out if someone is using your WiFi, and perhaps more importantly – what exactly can you do about it? Check the Devices Associated With Your Router This method is 100% guaranteed to see any devices registered on your network, but not every router contains this valuable info. Log in to your router by typing it’s IP address directly into the browser address bar. In most setups, either or should work, or it may be written on the router itself, along with the username and password you need to log in with.

If you can’t find a password anywhere, and don’t remember changing it, then check the database of default passwords here, or phone your ISP (assuming they gave you the device). Once logged in, look around a section called Attached Devices or Device List. On DD-WRT flashed routers, this is under the Status -> Wireless screen. You will find a list of all the IP addresses currently being used. On my standard Virgin Media router, I found a list under the IP filtering section.

Of course, not all your devices will have helpful names, so you’ll need to figure out the IP address of each computer and WiFi device you own in order to cross-check them against the list. I covered how to find your IP address a few days ago when I showed you. Don’t forget that an iPhone or Android phone will also have it’s own IP address if it’s using your WiFi, so you’ll need to account for those too.

Zetasizer nano software. Track Them Down Physically This may be taking it a little far, but running the will enable you physically hunt them down by triangulating network signals. Scary stuff, indeed. You’ll a directional antenna for this to work best. What To Do About It Basic Security – Stop Using WEP Any router purchased in the last 5 years or so should be able to support a more secure authentication protocol, so log in to your router again and find the Wireless Settings screen. There are many types of wireless security but which should you be using?

Which Wi-Fi is most secure: WEP, WPA, WPA2, or WPA3? To either WPA or WPA2.