[NTLK] Mac Fitering And Encryption

[Terence Griffin]

How about reserving DHCP and limiting local IP address? Does that help 
keep outsiders off?


On 03/22/2012 01:10 PM, Jeremy O'Brien wrote:
> On Wed, Jun 15, 2011 at 04:37:55PM +0000, ssgconway at juno.com wrote:
>>    My WEP experience has been, as far as I know, good, security-wise.  Visitors who ask to get on-line have to be added to the MAC Address list or they cannot get on.
> Both are false. If someone wanted to get on your network, your WEP key
> can be cracked within _minutes_, and MAC address whitelisting is useless
> if you have at least one authenticated client on your network. The MAC
> address that the OS sends when it does its authentication is completely
> handled in software, and can be changed very easily. So all an attacker
> has to do is clone an authenticated clients' MAC address and boom, he's
> on.
>
> If I were parked outside your house and all you had was WEP and MAC
> address filtering, I could be on your network in 5 minutes tops.
>
> Not trying to hate, just trying to spread awareness of the _extreme_
> insecurity of WEP and the ease of breaking it and MAC address filtering.
>
> If you're actually concerned about your wireless security, at least use
> WPA2. Otherwise, you might as well be running an open network.
>
> Jeremy
>
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