TAILIEUCHUNG - Networking with Microsoft Windows Vista- P8

Networking with Microsoft Windows Vista- P8: A better solution is to increase the number of computers available. Now that machines with fast processors, ample RAM, and massive hard disk space can be had for just a few hundred dollars, a multiple-machine setup is an affordable proposition for most homes. | This page intentionally left blank lease purchase PDF Split-Merge on to remove this watermark. CHAPTER 15 Implementing Wireless Security Computer veterans may be familiar with the term wardialing a black-hat hacker technique that involves automatically calling thousands of telephone numbers to look for any that have a modem attached. You might also know this term from the 1983 movie War Games now a classic in computer cracking circles. In the movie a young cracker Matthew Broderick uses wardialing to look for games and bulletin board systems. However he inadvertently ends up with a direct connection to a high-level military computer that gives him control over the . nuclear arsenal. Various things hit the fan after that. Modems are becoming increasingly rare these days so wardialing is less of a threat than it used to be. Specifying a New Administrative Password Positioning the Access Point for Maximum Security Encrypting Wireless Signals with WPA Disabling Network SSID Broadcasting L Changing the Default SSID That doesn t mean we re any safer however. Our houses and offices may no longer have modems but many of them have a relatively recent bit of technology a wireless network. So now wardialing has given way to wardriving where a cracker drives through various neighborhoods with a portable computer or another device set up to look for available wireless networks. If the miscreant finds a nonsecured network he uses it for free Internet access such a person is called a piggybacker or to cause mischief with shared network resources. The hacker may then do a little warchalking using chalk to place a special symbol on the sidewalk or other surface that indicates there s a nonsecure wireless network nearby. L Enabling MAC Address Filtering From Here lease purchase PDF Split-Merge on to remove this watermark. 336 Networking with Microsoft Windows Vista Crackers engage in all these nefarious deeds for a simple reason Wireless networks .

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