How to Secure Your Wireless (Wi-Fi) Home Network

How to Secure Your Wireless (Wi-Fi) Home Network: Wireless Networking (Wi-Fi) has made it so smooth for everybody to apply Internet on your pc, cell phones, capsules and different wi-fi devices everywhere within the house with out the litter of cables.

With conventional stressed out networks, it is extremely difficult for someone to scouse borrow your bandwidth but the large hassle with wi-fi signals is that others can get entry to the Internet the use of your broadband connection even while they’re in a neighboring building or sitting in a automobile that’s parked outside your condominium.

This exercise, additionally known as piggybacking, is awful for 3 reasons:

  • It will growth your month-to-month Internet bill especially when you have to pay per byte of information transfer.
  • It will lower your Internet get right of entry to pace because you are actually sharing the equal net reference to different users.
  • It can create a safety threat* as others may additionally hack your computers and get admission to your non-public documents through your very own wi-fi network.

What do the terrible men use – There had been quite a few instances wherein harmless Internet customers have been arrested for sending hate emails while in truth, their e-mail bills in which hacked although the unsecured Wi-Fi networks that that they had at home. Wireshark is a free packet sniffing tool for Linux, Mac and Windows which could scan site visitors flowing although a wi-fi community such as cookies, bureaucracy and different HTTP requests.

How to Secure Your Wireless Network

The suitable news is that it is not very tough to make your wireless network cozy, so that it will both prevent others from stealing your internet and also will prevent hackers from taking manage of your computers thru your very own wireless community.

Here a few simple things that you have to to at ease your wireless community:

Step 1. Open your router settings page

First, you need to recognise how to get right of entry to your wireless router’s settings. Usually you can do this by way of typing in “192.168.1.1” into your internet browser, and then input the suitable user call and password for the router. This is distinctive for every router, so first take a look at your router’s consumer manual.

You can also use Google to locate the manuals for most routers online if you lost the broadcast manual that got here with your router purchase. For your reference, right here are direct hyperlinks to the producer’s site of a few famous router manufacturers – Linksys, Cisco, Netgear, Apple AirPort, SMC, D-Link, Buffalo, TP-LINK, 3Com, Belkin.

Step 2. Create a unique password for your router

Once you have got logged into your router, the first component you need to do to secure your community is to change the default password* of the router to something extra relaxed.

This will save you others from having access to the router and you could without difficulty maintain the safety settings that you need. You can alternate the password from the Administration settings on your router’s settings web page. The default values are commonly admin / password.

What do the horrific men use – This is a public database of default usernames and passwords of wireless routers, modems, switches and other networking gadget. For example, everyone can easily make out from the database that the manufacturing unit-default settings for Linksys equipment may be accessed through the use of admin for each username and password fields.

Step 3. Change your Network’s SSID name

The SSID (or Wireless Network Name) of your Wireless Router is normally pre-defined as “default” or is set because the emblem call of the router (e.G., linksys). Although this could no longer make your community inherently* greater secure, changing the SSID call of your community is a good concept because it will make it more apparent for others to understand which community they may be connecting to.

This putting is typically underneath the fundamental wireless settings in your router’s settings web page. Once that is set, you’ll constantly make sure that you’re connecting to the suitable Wireless community even if there are more than one wi-fi networks in your region. Don’t use your name, domestic deal with or other personal facts within the SSID name.



What do the terrible guys use – Wi-Fi scanning equipment like inSSIDer (Windows) and Kismet (Mac, Linux) are loose and they will permit absolutely everyone to find all the to be had Wireless Networks in a place despite the fact that the routers are not broadcasting their SSID name.

Step 4. Enable Network Encryption

In order to prevent other computers within the location from using your net connection, you want to encrypt your wireless alerts.

There are numerous encryption strategies for wi-fi settings, including WEP, WPA (WPA-Personal), and WPA2 (Wi-Fi Protected Access version 2). WEP is primary encryption and therefore least comfortable (i.E., it may be effortlessly cracked*, however is like minded with a extensive range of devices together with older hardware, whereas WPA2 is the maximum cozy however is best well suited with hardware manufactured considering 2006.

To enable encryption in your Wireless community, open the wireless security settings on your router’s configuration web page. This will normally allow you to pick which protection method you desire to choose; when you have older devices, pick WEP, otherwise go together with WPA2. Enter a passphrase to get admission to the network; ensure to set this to something that could be difficult for others to bet, and do not forget the usage of a combination of letters, numbers, and special characters in the passphrase.

What do the awful men use – AirCrack and coWPAtty are a few unfastened tools that permit even non-hackers to crack the WEP / WPA (PSK) keys the use of dictionary or brute force techniques. A video on YouTube suggests that AirCrack may be without problems used to interrupt WiFi encryption the use of a jail-broken iPhone or an iPod Touch.

Step 5. Filter MAC addresses

Whether you have got a computer or a Wi-Fi enabled cell phone, all of your wi-fi gadgets have a unique MAC address (this has nothing to do with an Apple Mac) just like each laptop linked to the Internet has a completely unique IP cope with. For an delivered layer of safety, you can upload the MAC addresses of all your gadgets to your wi-fi router’s settings so that simplest the required gadgets can hook up with your Wi-Fi community.

MAC addresses are hard-coded into your networking system, so one address will simplest permit that one tool on the community. It is, regrettably, viable to spoof a MAC deal with*, however an attacker need to first recognize one of the MAC addresses of the computer systems which are related on your Wireless community before he can strive spoofing.

To enable MAC cope with filtering, first make a listing of all of your hardware gadgets which you want to connect with your wireless community**. Find their MAC addresses, and then upload them to the MAC deal with filtering for your router’s administrative settings. You can locate the MAC address for your computer systems via establishing Command Prompt and typing in “ipconfig /all”, so as to display your MAC cope with beside the call “Physical Address”. You can discover the MAC addresses of Wireless cellular telephones and different portable devices underneath their network settings, although this will vary for every tool.

What do the terrible guys use – Someone can exchange the MAC cope with of his or her very own laptop and might without difficulty hook up with your community when you consider that your network permits connection from devices that have that unique MAC address. Anyone can decide the MAC deal with of your tool wi-fi using a sniffing device like Nmap and he can then change the MAC cope with of his very own laptop using another unfastened device like MAC Shift.

Step 6. Reduce the Range of the Wireless Signal



If your wi-fi router has a high range however you are staying in a small studio apartment, you can consider reducing the signal variety by way of either converting the mode of your router to 802.11g (in preference to 802.11n or 802.11b) or use a distinctive wi-fi channel.

You also can strive placing the router under the bed, inside a shoe container or wrap a foil across the router antennas so you can incredibly limit the route of signals.

Apply the Anti-Wi-Fi Paint – Researchers have evolved a special Wi-Fi blocking off paint that will let you forestall neighbors from getting access to your house network with out you having to set up encryption on the router level. The paint consists of chemicals that blocks radio indicators with the aid of absorbing them. “By coating a whole room, Wi-Fi alerts can’t get in and, crucially, can’t get out.”

Step 7. Upgrade your Router’s firmware

You have to check the producer’s site once in a while to ensure that your router is walking the trendy firmware. You can locate the present firmware model of your router the usage of from the router’s dashboard at 192.168.*.
Connect on your Secure Wireless Network

To finish, MAC Address filtering with WPA2 (AES) encryption (and a without a doubt complicated passphrase) might be the first-class manner to secure your wireless network.

Once you have enabled the numerous security settings on your wireless router, you need to add the new settings to your computers and different wi-fi devices in order that all of them can connect with the Wi-Fi community. You can select to have your laptop routinely connect to this network, so that you won’t have to enter the SSID, passphrase and different records every time you connect with the Internet.

Your wi-fi network will now be plenty extra secure and intruders may have a tough time intercepting your Wi-Fi alerts.
Who is Connected to your Wireless Network

If you are worried that an outsider can be connecting to the Internet the usage of your Wireless community, try AirSnare – it’s a free software that will search for unexpected MAC addresses for your Wireless community as well as to DHCP requests. Another choice is which you open your router’s management web page (the use of the 192.168.* cope with) and search for the DHCP Clients Table (it’s below Status > Local Network on Linksys routers). Here you’ll see a listing of all computers and wireless gadgets that are linked to your private home community.

It is likewise a good idea to show off the router absolutely whilst you are not planning to use the laptop for an extended length (like when you are out purchasing). You save on energy and the door remains a hundred% close for wireless piggybackers.

If you ever need to permit a new tool connect with your community, you’ll should discover its MAC cope with and add it on your router. If you easy need to let a friend connect to your wireless network one time, you may remove his MAC cope with from the router settings whilst she or he leaves your vicinity.



Add a Comment