From owner-freebsd-current@FreeBSD.ORG Sun Mar 6 16:31:24 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2B991106564A; Sun, 6 Mar 2011 16:31:24 +0000 (UTC) (envelope-from erob@gthcfoundation.org) Received: from relais.videotron.ca (relais.videotron.ca [24.201.245.36]) by mx1.freebsd.org (Postfix) with ESMTP id 038A38FC13; Sun, 6 Mar 2011 16:31:23 +0000 (UTC) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=ISO-8859-1 Received: from [192.168.0.100] ([184.162.50.38]) by VL-MR-MRZ20.ip.videotron.ca (Sun Java(tm) System Messaging Server 6.3-8.01 (built Dec 16 2008; 32bit)) with ESMTP id <0LHN00GOT9VWE010@VL-MR-MRZ20.ip.videotron.ca>; Sun, 06 Mar 2011 11:31:08 -0500 (EST) Message-id: <4D73B6C4.9090601@gthcfoundation.org> Date: Sun, 06 Mar 2011 11:31:00 -0500 From: Etienne Robillard Organization: Green Tea Hackers Club User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20101227 Icedove/3.0.11 To: Adrian Chadd References: <4D7398C6.8030800@gthcfoundation.org> In-reply-to: X-Enigmail-Version: 1.0.1 Cc: freebsd-current@freebsd.org Subject: Re: can somebody explains OFDM in FreeBSD? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: erob@gthcfoundation.org List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 06 Mar 2011 16:31:24 -0000 On 06/03/11 09:49 AM, Adrian Chadd wrote: > OFDM is part of 11g, 11a, and 11n (2/5ghz.) > > I don't understand why you're asking about it in a security context. > > > Adrian > Approaching security can be seen with onion paradigm: True paranoids will want to have multiple layers of security whether its physical or hardware related. In this case, one could ask reasonably whether its 'safe' to be close to a wireless router (802.11 ethernet-class) for a long-term period while OFDM is enabled at the transport level. Thanks, Etienne