how to cheat at securing a wireless network phần 5 potx

... who the anticipated end users are, and what their anticipated applications and traffic patterns are. ■ Operations, Management, Provisioning, and Administration Requirements These identify how the ... distinct channels within that wireless topology. Similarly, adjacent channel spacing and active channel separation play an important role when planning and deploying a wireless network....

Ngày tải lên: 14/08/2014, 18:22

... signal strength and denial of service (DoS) attacks can all dramatically affect your availability. In the past, for an attacker to perform a denial of service attack against your internal network, ... likely an attacker can safely snoop on your network. Safely, in this case, means that an attacker doesn’t need to worry about being seen in an unusual place with a laptop. For example,...

Ngày tải lên: 14/08/2014, 18:22

... interpreted at a later date. Monitoring applications in use today include NASA listening to space for radio signals, and receiving pictures and data relayed from probes; weather satellites moni- toring ... the weather patterns; and geologists using radio waves to gather information on earthquakes. Applying Wireless Technology to Horizontal Applications Along with the many vertica...

Ngày tải lên: 14/08/2014, 18:22

... connect to a WPA encrypted net- work is to use the wpa_supplicant open-source application.The wpa_supplicant is installed as a daemon that runs as a background process. It has a command-line interface ... http://hostap.epitest.fi/wpa_supplicant/. Download the file wpa_supplicant-0.4.9.tar.gz to your local host. Open a command prompt and change to the directory that contains t...

Ngày tải lên: 14/08/2014, 18:22

... 5 gigabyte hard drive, a high-gain patch antenna, and a battery large enough to run the drop box for two days.The front of box contained a Plexiglas cutout that allowed the patch antenna to point ... security measure that you should take. Any attacker with a “default” configuration profile is able to associate with an access point that has a default SSID. Assigning a unique...

Ngày tải lên: 14/08/2014, 18:22

... mode and Protect mode is that Restrict mode logs the incident. It can generate an SNMP trap -to- management station alerting the administrator of a violation. It can also send a syslog message and increase ... in an IOS Catalyst Switch Figure 4.17 shows our network topology. We have user A s and B’s workstations con- necting to a corporate LAN. We want to make sure that only tho...

Ngày tải lên: 14/08/2014, 18:22

... GHz 48 5. 240 GHz USA U-NII Middle Band 52 5. 260 GHz 5. 25 - 5. 35 GHz 56 5. 280 GHz 60 5. 300 GHz 64 5. 320 GHz USA U-NII Upper Band 149 5. 7 45 GHz 5. 7 25 - 5. 8 25 GHz 153 5. 7 65 GHz 157 5. 7 85 GHz 161 5. 8 05 ... 249 AMPS TACS NMT GSM CDMA UMTSEDGE CDMA/WAP GSM/GPRS CDMA2000 1G - Analog 2G - Digital 2.5G - Voice/DATA 3G - Broadband Voice/DATA 3G - Interoperable...

Ngày tải lên: 14/08/2014, 18:22

... until an employee can stock the merchandise.The warehouse also contains the company office, where the administrators run the store’s accounting software and track employee database information.As ... media access control (MAC) addresses on the data port. Designing & Planning… Other Antenna and Access Point Bridge Placements There are several methods of placing antennas to have full cover...

Ngày tải lên: 14/08/2014, 18:22

... Vulnerabilities associated with WEP, WPA, and LEAP are well known. Although there are tools to automate these attacks, to be a successful pen tester, it is important to understand the tools that ... testers have located the target network, many options are open to them, and Auditor provides many of the tools necessary to accomplish attacks based on these options. Change-Mac can b...

Ngày tải lên: 14/08/2014, 18:22

... 340–343 infrastructure BSS, 2 35 infrastructure network, 258 An Initial Security Analysis of the IEEE 802.1x Standard (Arbaugh and Mishra), 76 INMARSAT (International Maritime Satellite Organization), ... data rates and maximum distance capabilities are affected by visibility conditions, and by weather conditions such as fog and rain.  Optical wireless has very high data rates over shor...

Ngày tải lên: 14/08/2014, 18:22