How to see if a wireless network has been compromised

The author on the internet to see a help post, said that the recent time the Web page opened slowly very slowly, not to mention watching movies or downloading, it is slow like a snail. He was in the forum for help, the forum's enthusiastic staff to teach him to troubleshoot hardware problems, it may be stolen by someone else wireless network, but he will not be the investigation, so I published this tutorial, teach you how to find wireless network is "stolen"?

In fact, the simplest way is to access the router to view the current active users, have an unknown IP address and MAC address to join, it is most likely to be rubbed net. But many people use the LAN sharing Internet, and there is no wireless network login password, so this method is restrictive, I do not recommend the use of the author is recommended to use wireless network watcher This gadget, it can help users directly to see in the wireless network and wired network, All computers and devices that are connected.

1, after downloading, run the software it will automatically scan the current network and list the computer in the network, routers, printers and other equipment lists, and display the IP address, device name, MAC address, network card manufacturer, the first time to find information. As shown in the following illustration:

Figure 1

2, because some computers have two network cards, or at the same time in the case of wired and wireless networks, users can manually select the network card for scanning networks. Click "Options" → "Advanced options" in the Software menu bar, select the network card in the Pull-down menu and the range of IP addresses that need to be scanned, and then click "OK" to immediately scan the device on the network where the NIC resides. As shown in the following illustration:

Figure 2

3, the software also has a monitoring alarm function, click on the menu bar "Options" to check the "sound prompts when connecting new devices" option (Figure 3), so that once another computer or device into your network, the software will be the sound of alarm, of course, in the "Advanced options" can also set the alarm sound file. As shown in the following illustration:

Figure 3

Summary: To want to not be others rub net, suggest from wireless encrypt, change initial username and password, modify default login IP address, bind IP and MAC address. With these policies, you can basically ensure that your wireless network is secure.

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