Networking: 5 Wifi Securty Myths and the Crypto-Solution

PC World takes on some apparently popular wifi network security myths.  Excerpt:
Wi-Fi has evolved over the years, and so have the techniques for securing your wireless network. An Internet search could unearth information that’s outdated and no longer secure or relevant, or that’s simply a myth.

We’ll separate the signal from the noise and show you the most current and effective means of securing your Wi-Fi network . . . 

It concludes with a call for encryption:

Now that we’ve dispensed with five Wi-Fi security myths, let’s discuss the best way to secure your wireless network: encryption. Encrypting—essentially scrambling—the data traveling over your network is powerful way to prevent eavesdroppers from accessing data in a meaningful form. Though they might succeed in intercepting and capturing a copy of the data transmission, they won’t be able to read the information, capture your login passwords, or hijack your accounts unless they have the encryption key . . . 

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