http://www.pcnelson.com/2006/08/20/the-internet-4/ the musings of a tall man... Mon, 01 Dec 2008 21:46:41 +0000 http://wordpress.org/?v=2.5 http://www.pcnelson.com/2006/08/20/the-internet-4/#comment-24 The Internet… #5 - Connecting to strange networks at pcnelson.com Sun, 12 Nov 2006 04:17:17 +0000 http://www.pcnelson.com/?p=29#comment-24 [...] In an earlier post I explained how today’s wireless networks perform like a wireless hub and not a network switch. This means that every computer connected to a wireless network can see the traffic of every other computer on that network. It did not take long for me to scare my friend thoroughly by opening my laptop, opening ethereal to sniff the network, and isolate his traffic. I could see all of the emails that he was sending and had I wanted to could even have captured a few of his unencrypted passwords. Yes, there was some shock value in showing him this, but my message was clear. Just as my mother told me not to talk to strangers - don’t talk to strange networks. You never know who may be listening. [...] […] In an earlier post I explained how today’s wireless networks perform like a wireless hub and not a network switch. This means that every computer connected to a wireless network can see the traffic of every other computer on that network. It did not take long for me to scare my friend thoroughly by opening my laptop, opening ethereal to sniff the network, and isolate his traffic. I could see all of the emails that he was sending and had I wanted to could even have captured a few of his unencrypted passwords. Yes, there was some shock value in showing him this, but my message was clear. Just as my mother told me not to talk to strangers - don’t talk to strange networks. You never know who may be listening. […]

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