However, the world has grown more technologically advanced, so now, small and large businesses, households, and libraries have their own network to manage and maintain. These days, setting up a WiFi connection is easy and inexpensive. Most smartphones have the capacity to act as a mobile hot spot. In any case, there is always the risk of unauthorized access to your wi-Fi network and router. This article explains various methods to discover if someone is using your Wi-Fi without permission, as well as summarized ways to secure your Wi-Fi from potential intruders.
You should be aware of certain warning signs that indicate that someone is connected to your network without permission. One common sign is slower Internet speed. Every Internet connection takes up some bandwidth, and if someone is downloading torrents or playing online games on your network without your permission, then your traffic slows down. Knowing who is using your WiFi and when is crucial for keeping your network secure. This tutorial explains how to check if someone is using your WiFi, how to kick them off, and how to help prevent them and anyone else from accessing your WiFi again.
There are several ways to detect whether or not someone is using your wireless network, such as obtaining direct router access via a browser or using router checker apps.
One low-tech way is to shut off all your computers, smartphones, and tablets so that none of your devices are turned on. Nearly all home routers have an online access page that you can get to from any computer that is linked to the router.
Here are the most common procedures based on brand. Using Wireless Network Watcher Wireless Network Watcher doesn't require any installation process or additional dll files. In order to start using it, simply extract the executable file WNetWatcher.
After running WNetWatcher, it automatically locates your wireless adapter, and scans your network. After a few seconds, you should start see the list of computers that are currently connected to your network. If from some reason, WNetWatcher failed to locate and scan your network, you can try to manually choosing the correct network adapter, by pressing F9 Advanced Options and choosing the right network adapter.
Device Name: The name of the device or computer. This field may remain empty if the computer or the device doesn't provide its name. This column can help you to detect the type of the device or computer.
For example, if the company name is Apple, the device is probably a Mac computer, iPhone, or iPad. By default, this utility uses an internal MAC addresses database stored inside the. When you run WNetWatcher.
Device Information: This column displays 'Your Computer' if the device is the computer that you currently use. This column displays 'Your Router' if the device is the wireless router. By default, this field is filled with the device name. In order to change the User Text, simply double-click the item and type the desired text. Active: Specifies whether this device is currently active.
When a device is not detected anymore, the 'Active' value is turned from 'Yes' to 'No' Detection Count: Number of times that this device was detected on your network.
Every time that a network scan is running and the device is detected, this value is increased by one. First Detected On: The first time that this device was detected.
Last Detected On: The last time that this device was detected. Background Scan Starting from version 1. When it's turned on, Wireless Network Watcher first make the regular fast network scan to discover all current connected devices. After that, a continuous background scan is activated to discover when new devices are connected to your network.
The background scan is slower and less intensive then the regular scan, so it won't overload your computer and you can leave it to run in the background while using other programs. Download GlassWire. This is an all round network administration tool that can do a number of tasks in addition to scanning your network for connections.
Of course, those features are handy but unnecessary for simply scanning your network for wireless connections. By default Advanced IP Scanner will set the address ranges for all connections on the computer, only the range that the WiFi connections are likely to be on will need to be scanned, such as After the scan, all connections will show along with the wireless device manufacturer, MAC address, and its name.
Download Advanced IP Scanner. This will obviously mean the Java Runtime Environment needs to be installed on your computer. The tool simply pings every IP address in the selected range for a response and then displays the result along with the information you ask for in the Fetchers window. You can enter a range of addresses yourself or click the IP button and select the correct network adapter.
You can also choose your own IP list text file if you have a complicated setup. The scanning process is quite fast because the program scans using multiple threads. Double click an entry in the list to add your own comment. Download Angry IP Scanner.
You control which connected devices are classed as known or unknown. On the first launch, cancel the wizard and the program will start a scan it looks like nothing is happening. Finally press Save Changes.
By default, it will scan every 5 minutes although you can change this time to between 5 and 30 minutes in the settings.
NET 3. I got it. I see them Unknown devices. They come back. Now what? I contacted the vendor and learned it is no longer supported. This is unfortunate as it did exactly what I wanted, and no more. I understand from these comments that youngsters are buying apps for stealing WiFi from around them. This app must circumvent my password, which is extremely complicated, and fear that their scanning will be successful again very soon.
As I only use HotSpot to piggyback with another phone when out of credit I was not too concerned. BUT, on further reflection, I very much feel that my credit is being stolen in the few days leading up to the expiry date of the Data all the time and without using WiFi on those occasions at all.
Any suggstions as to how I can combat these thieving bxxxxxds would be most welcome. Glad I found this!
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