The manufacturer name is very helpful for identifying specific devices without device name — especially Android devices. This tool may not work properly until you specify your Wi-Fi network adapter.
Be sure WPS is disabled before you do this, as WPS is vulnerable and attackers could potentially use it to re-connect to your network without the passphrase. Browse All iPhone Articles Browse All Mac Articles Do I need one?
Browse All Android Articles Browse All Smart Home Articles Customize the Taskbar in Windows Browse All Microsoft Office Articles What Is svchost. Browse All Privacy and Security Articles Browse All Linux Articles Browse All Buying Guides. Best Portable Monitors. Best Gaming Keyboards. Best Drones. Best 4K TVs. Best iPhone 13 Cases. Best Tech Gifts for Kids Aged If you need a refresher on wireless networking itself, then check out our Wi-Fi overview.
A number of apps are available to provide automatic searches for unusual devices logged into your Wi-Fi network. Here are a few apps that can help you pinpoint problems. Wi-Fi Thief Detector : This app is easy to download and designed to produce fast results. We suggest you stick with the day free trial, which should be enough to root out any problems. Wi-Fi Guard : This handy app, available for iOS and Android, has a pleasant minimalistic interface that allows you to check out all the devices on your network and look for anything suspicious.
You can take a look at the details of any suspicious devices and get notifications about any new device that has just logged into your network. Wireless Network Watcher : This independent software is designed to help Windows and MacOS users watch for suspicious wireless activity and monitor all currently connected devices. Fing : Fing is an iOS download for more mobile-oriented protection.
It allows you to immediately see connected devices, what type of devices they are, and the nature of their connection, MAC address, and so on. You can also check Wi-Fi connection behavior to note particularly busy times that could indicate someone else is hopping onto your network. Account icon An icon in the shape of a person's head and shoulders.
It often indicates a user profile. Log out. Smart Home. Social Media. More Button Icon Circle with three vertical dots. It indicates a way to see more nav menu items inside the site menu by triggering the side menu to open and close. Dave Johnson. If you suspect someone is stealing your Wi-Fi, you can look for router network activity. There are third-party mobile apps that can help ferret out unauthorized Wi-Fi users.
Your router's web-based admin control panel can help you see what devices are using your network. Visit Business Insider's Tech Reference library for more stories. Alternatively, you can find those details on the backside of your router together with the IP address.
If you have changed that previously, enter your new details to log in. Depending on your router, this information could be located in different places. Some routers will have all the devices listed on the main page under WiFi. On D-Link routers, you have to go to Status tab and find Wireless Clients to get the list of the devices. On Verizon routers the section you need is called My Network. While on Netgear, you need to look for Attached Devices. However, there are other methods you can use.
There are quite a few different network scanners out there that you can use.
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