Friday, May 18, 2012

Tips To Protect Your Wi-Fi Connection

Wi-Fi is a popular technology that allows an electronic device to exchange data wirelessly using radio waves over a computer network. It includes high-speed Internet connections. The Wi-Fi Alliance defines Wi-Fi as any "wireless local area network (WLAN) products that are based on the Institute of Electrical and Electronics Engineers' (IEEE) 802.11 standards".

However, since most modern WLANs are based on these standards, the term "Wi-Fi" is used in general English as a synonym for "WLAN". Although not all wireless appliances are Wi-Fi certified, so it’s advisable from us to use certified equipment to maintain interoperability and security.

Because to its wireless nature, it’s easier for hackers to access your Wi-Fi connection without breaking into your home or entering your compound and stealing sensitive information or using your Internet connection for free. Hackers can also use your wireless Internet connection to commit online fraud, hacking accounts and leave you paying for crime you never committed.

So we are here for you as your security suit with some basic & advance tips to protect your Wi-Fi connection. Below we have mentioned some basic & advance tips to protect your Wi-Fi connection. Go through it:



Secure physical access to your wireless access point:
It is not easy to mount the wireless access point in a location. If it is in a public place, the wireless access point mounted at a position that cannot be reached without a ladder and probably an area can be covered by a security camera. Restricting physical access leads towards the maximum layer of protection and it allows remote access only.


Secure administration and SSID (Service Set Identifier):
Most of the people, always leaves the default administration and SSID settings on an access point. Most default username and password for various wireless access points are available from the Internet. In such case, if a hacker sniffs your Wi-Fi connection and finds a SSID of Linksys, he will get to know the default password and username, that is “admin”.

Also, you can disable SSID broadcasting and change it as per your wish for you or your users. In addition, also disable the remote administration & configure the administration from an IP address. Also don't forget to keep this IP address as a secret.


Use WPA or WPA-2 instead of WEP encryption:
Basically WEP (Wired Equivalency Privacy) encryption is not at all strong and you shouldn’t be implement it unless a connecting device does not use other encryption standards. You must change to WPA (Wi-Fi Protected Access) or WPA-2 if it supports your devices.


Prevent signal leaking:
You can carry your laptop or wireless device outside your house and always keep it busy with walking if the wireless signal is weak. If the signal is weak then you can reduce the power of your access point transmitter or you can also use Omni directional antennas. This will prevent war driving. War driving can used  when hacker drives around with a wireless scanner looking for wireless networks that are leaking to the outside.


Keep your Wi-Fi equipment up-to-date:
Manufacturers always release firmware upgrades and patches it to address security and performance issues on their products. To get the benefits from this, always ensure that you are regularly checking for updates and install them on your devices. If possible subscribe to the manufacturer’s website so that you will get notified via e-mail when a new firmware upgrade will release.


For advanced users, set up monitoring and strict authorization:
When you are using a wireless network, You always have to monitor the visitors & their access levels. Do not allow you visitors to access the business files or data that exists on your home file server. You can also use Access Control List (ACL), MAC address filtering, VLANs (Virtual Local Area Networks). For extra authentication, you can set up the RADIUS server.

Create user account and password on the RADIUS server. Once a user has correctly identified the SSID, the access point will check the MAC address and grant access levels are depends on you configuration settings. A user is then prompted to enter username and password by the RADIUS server. If a user fails to login, then he will not be able to access your home network.

2 comments:

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Unknown said...

Wi-Fi connections installed in public places should have security alarm systems Bristol in place to ensure that it will not be taken advantaged of by some loonies, especially those in very off-urban areas.