Keep unwanted guests off your wireless net

Monday, 21 October 2002, 3:40 PM EST

During the Great Depression, hobos would mark a nearby fence post or wall with a symbol if they found a safe barn to sleep in, so the next guy could take advantage of the discovery. In a modern twist, some traveling Wi-Fi users mark curbs or walls in locations where they find a freely usable wireless network.

The trend is called war chalking. (It derives its name from the now-ancient practice of war dialing, in which hackers would set their modems to dial every telephone number in town, in search of other modem-connected computers.) Nowadays, some ingenious mobile hackers do a war drive through cities, mapping any wireless network they find as they cruise past at 35 miles per hour. Some return to war-chalk the locations with the best networks.

[ Read more ]

Comment:

For all your wireless security information needs, visit the Wireless outside articles section of HNS.

Related items




Spotlight

Attackers use reflection techniques for larger DDoS attacks

Posted on 17 April 2014.  |  Instead of using a network of zombie computers, newer DDoS toolkits abuse Internet protocols that are available on open or vulnerable servers and devices. This approach can lead to the Internet becoming a ready-to-use botnet for malicious actors.


Weekly newsletter

Reading our newsletter every Monday will keep you up-to-date with security news.
  



Daily digest

Receive a daily digest of the latest security news.
  

DON'T
MISS

Fri, Apr 18th
    COPYRIGHT 1998-2014 BY HELP NET SECURITY.   // READ OUR PRIVACY POLICY // ABOUT US // ADVERTISE //