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Before You Use a Hot Spot

From Catherine Roseberry,
Your Guide to Mobile Office Technology.
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Before you use a Wi-Fi hot spot, mobile users need to take some precautions to ensure they are safely and securely connecting to their corporate network or to the Internet. Is your mobile gear secure enough to be using a hot spot?

Install a Firewall

Anytime you use your mobile gear on the road and especially in hot spots, make sure you have installed firewall software. Hot spots aren't secure access points and mobile workers need to take responsibility for their own security.

Disable Wi-Fi Ad-hoc Mode

You should only allow access point networks that you have created using your Wi-Fi software or you can use network connections in Windows XP. Don't allow instant network connections that you have not approved of or are aware of. When in a hot spot you may pick up other Wi-Fi networks that you do not want to access or allow access to your laptop. Disable ad-hoc mode before entering a hot spot.

Use a VPN

When connecting to a corporate network mobile users should use their company VPN. This provides additional security for your gear. Working in a hot spot can create new risk exposures and the potential for your data to be comprised.

Disable File & Printer Sharing

When using a Wi-Fi hot spot, mobile users don't need to have their laptops file and printer sharing enabled. Leaving this enabled while using a hot spot leaves you vulnerable to hackers. This is another item that should be disabled before entering a hot spot.

Turn It Off

When mobile users aren't connected to a Wi-Fi hot spot, they should turn off their wireless devices. If you are working but don't wish to be connected, remove the Wi-Fi card. In Centrino-based systems there should be a manual switch to turn Wi-Fi off. You can disable the connection using the Wi-Fi software. To shutdown Wi-Fi in a Palm you hold down the Globe logo wireless navigation button. This will also save your battery in a Palm.

Don't Advertise Your Wi-Fi

When mobile users are in public areas such as a hot spot, it is not the time to brag to strangers about your Wi-Fi capabilities. Always be discreet when working and don't let others view your work. You could end up making yourself and your mobile gear a target for theft.

Make Folders Private

Making your folders private on your laptop will make it less appealing for a hacker to try and gain access to your documents. In a hot spot you don't know who is working around you or who might be attempting to access your laptop.

Password Protect Your Files

Another step to securing your data and making your work a less desirable target is to password protect specific files. There are a variety of software programs available which can provide you with password protection and the added peace of mind that it will bring. Remember to password protect any important files before using a hot spot.
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