The recent reveal of the key reinstallation attack (KRACK) caused much stir in the wireless LAN community. This post addresses the reality of the attack, what should be done immediately, and lessons we should learn from it.
The RF Explorer device is a useful tool for the price point. At under $300 U.S., the price is much easier to accommodate than other, more advanced, handheld spectrum analyzers. The device can be purchased here: http://rfexplorer.com/purchase/
RF wavelength calculations can be made quite simple with two basic formulas. One for feet and the other for meters. This blog post provides the formulas and an Excel spreadsheet for calculating the wavelengths for each 20 MHz channel center frequency in the 2.4 GHz and 5 GHz bands.
Warning: include(../forums/_forum-init.php): failed to open stream: No such file or directory in /var/www/html/beta-cwnp/cwnp_wifi_blog/index.php on line 117
Warning: include(): Failed opening '../forums/_forum-init.php' for inclusion (include_path='/var/www/html/beta-cwnp/cmsAdmin:/var/www/html/beta-cwnp/cmsAdmin/3rdParty:.:/usr/share/pear:/usr/share/php') in /var/www/html/beta-cwnp/cwnp_wifi_blog/index.php on line 117
Fatal error: Call to undefined function getTopic() in /var/www/html/beta-cwnp/cwnp_wifi_blog/index.php on line 124