Much wireless security is easly circumvented by sniffing datapackets on a wifi network and then spoofing one of the legit clients.
as for open networks where people havnt secured their network for whatever reason (some believe it or not leave their net intentionally open. While in the early days of wifi you used to get hackers painting markers indicating the existence of a nearby open connection, it is more common these days for them to use wifi detection software on a laptop in conjunction with a GPS device and record the location of the access point that way.
The resulting data is then merged with existing data online to create huge databases of open links.
If your link is open, and has been spotted by a hacker, the chances are it will appear in one of those databases.
I wouldnt worry too much, with the prevailance of wifi these days and the fact people move or update the security of their networks. The usefulmess of such databases to a hacker is limited
2007-03-09 22:41:20
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answer #1
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answered by DonDilly 2
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Thats probably an urban myth; years ago they used to say the same things about tramps and gypsies. The idea was they'd know who was friendly and would give a cup of tea or whatever by a secret mark they'd leave by your house.
Its more likely that they just swap the info over the net if that happens at all - I doubt it, because you could end up with 6 cars all parked outside your house with 6 people in them trying to use their laptop.
You'd notice any new mark that was obvious enough to be spotted by someone driving by.
Just secure your wireless network.
2007-03-10 00:21:44
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answer #2
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answered by sarah c 7
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Sometimes it's on the back of the router or modem. Look for a 10 digit number. If that's not it, then you can reset your router and again set it up WEP protected, give it a SSID name and password if you like and assign it your own 10 digit number. That might get you started. Who is the guy? Is it a cable installer or a friend? the reason I ask is if you can get a hold of them to ask them what the key is....maybe they wrote it down somewhere on a piece of paper and forgot to tell you. Good luck. But in any case, you can call the router company tech support and they can run through the reset process with you. It's not hard. I have a Linksys so if you have the same, you can contact me if you want too.
2016-03-28 22:32:11
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answer #3
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answered by Anonymous
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Not an urban myth. He is referring to Warchalking. It was only really done in larger cities but it never caught on. There are so many open unsecured WLAN's these days, one doesn't need to mark any of them. Nearly every neighborhood has free wireless internet via an unsuspecting neighbor.
:-)
2007-03-10 03:22:15
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answer #4
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answered by Biggen 1
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why do u use wireless without password protection, secure ur wireless with password entry to use then even they see u got wireless still they cannot use the connection
2007-03-09 22:24:47
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answer #5
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answered by theres_blr 6
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Is it a large red cross on the door?
2007-03-09 22:21:23
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answer #6
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answered by Greybeard 7
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I dunno what sign they use, if any. Maybe t wat. Secure your network!
2007-03-09 22:48:55
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answer #7
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answered by champer 7
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