Wireless Networking Mac address & hostname automatic randomizer freeware for Windows

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Mac address & hostname automatic randomizer freeware for Windows jhailey@hotmail.com 12-22-08
Posted by jhailey@hotmail.com on December 22, 2008, 1:10 am
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I searched far and wide for a MAC address and hostname automatic randomizer
to improve Internet privacy & wireless security on my Windows PC.

The MAC & hostname randomizer I found seems to randomize the Windows PC
hostname but it doesn't seem to change the MAC address even when I tell it
to. Yet, MacMakeUp and SimpleMAC have no problems changing the MAC address.

But I'm not looking for a manual MAC/Hostname randomizer. I'm searching for
an automatic randomizer that changes the hostname and MAC address with each
reboot.

Does anyone here have a better MAC address & Windows hostname randomizer
freeware than MadMacs (which was the best I could find on my own).
http://www.irongeek.com/i.php?page=security/madmacs-mac-spoofer

Posted by John Navas on December 22, 2008, 11:38 am
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On Sun, 21 Dec 2008 22:10:28 -0800, "jhailey@hotmail.com"

>I searched far and wide for a MAC address and hostname automatic randomizer
>to improve Internet privacy & wireless security on my Windows PC.

That's actually a waste of time -- your MAC address can't be seen
remotely, and your hostname won't be seen either unless you "make it so"
-- only your public IP address will be seen. You can verify that at
privacy checking sites. This is yet another security myth -- I should
add it to the myth section of the wiki below. You're better off
investing your time and energy on the security things that do work.
--
Best regards, FAQ for Wireless Internet: <http://wireless.navas.us>
John FAQ for Wi-Fi: <http://wireless.navas.us/wiki/Wi-Fi>
Wi-Fi How To: <http://wireless.navas.us/wiki/Wi-Fi_HowTo>
Fixes to Wi-Fi Problems: <http://wireless.navas.us/wiki/Wi-Fi_Fixes>

Posted by Bill Davies on December 22, 2008, 12:29 pm
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On Mon, 22 Dec 2008 08:38:05 -0800, John Navas wrote:

> your MAC address can't be seen remotely, and your hostname
> won't be seen either unless you "make it so"

Hello John,
Are you sure the MAC & hostname of the PC aren't available remotely?

I read that both MAC & hostname were seen in this court case, for example.
http://arstechnica.com/articles/culture/riaa-first-judgement.ars

Apparently DNS logs proved "the MAC address for both the cable modem and
the device connected to the cable modem were unchanged for the entire
period in question" and the defendant lost the case (it's being appealed).

Even without a court case, isn't the hostname and current user often given
out to malicious web pages when certain scripting languages are enabled in
your browser in the first place?

Posted by John Navas on December 22, 2008, 12:46 pm
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>On Mon, 22 Dec 2008 08:38:05 -0800, John Navas wrote:
>
>> your MAC address can't be seen remotely, and your hostname
>> won't be seen either unless you "make it so"
>
>Hello John,
>Are you sure the MAC & hostname of the PC aren't available remotely?

Yes.

>I read that both MAC & hostname were seen in this court case, for example.
>http://arstechnica.com/articles/culture/riaa-first-judgement.ars
>
>Apparently DNS logs proved "the MAC address for both the cable modem and
>the device connected to the cable modem were unchanged for the entire
>period in question" and the defendant lost the case (it's being appealed).

Your ISP can see your MAC address, but only your ISP, and your ISP knows
who and where you are in any event, so randomizing your MAC address
wouldn't do any good.

The only thing the remote site can see that might compromise your
privacy is your IP address, which could be used to identify you through
your ISP (no matter what you do to your MAC address and hostname). The
only way to prevent that is to use an anonymous surfing service, ideally
one that's outside of USA legal jurisdiction. You can find such
services easily with Google.

Cookies are another privacy issue because they can be used to track you
and pull bits of data together about you. To address that issue, get a
cookie control add-in for your web browser.

>Even without a court case, isn't the hostname and current user often given
>out to malicious web pages when certain scripting languages are enabled in
>your browser in the first place?

There are a number of things reported by your browser to the remote host
(assuming you haven't changed or blocked them), but hostname and
username aren't among them. Check for yourself at:
<http://ipinfo.info/html/privacy-check.php>
<http://www.auditmypc.com/anonymous-surfing.asp>

Here's what that last gets for me at the moment.

Firefox:

Your computer is connecting to the internet at , , in the , with an
ip of 98.97.49.102
Your UserAgent is being reported as:
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.5)
Gecko/2008120122 Firefox/3.0.5
Your IP Address is 98.97.49.102
Your Host Name is nmd.sbx10219.sanfrca.wayport.net

Internet Explorer:

Your computer is connecting to the internet at , , in the , with an
ip of 98.97.49.102
Your UserAgent is being reported as:
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322;
.NET CLR 2.0.50727)
Your Referer is being reported as:
Your IP Address is 98.97.49.102
Your Host Name is nmd.sbx10219.sanfrca.wayport.net

There's nothing there that compromises my privacy.

--
Best regards, FAQ for Wireless Internet: <http://wireless.navas.us>
John FAQ for Wi-Fi: <http://wireless.navas.us/wiki/Wi-Fi>
Wi-Fi How To: <http://wireless.navas.us/wiki/Wi-Fi_HowTo>
Fixes to Wi-Fi Problems: <http://wireless.navas.us/wiki/Wi-Fi_Fixes>

Posted by Ari on December 22, 2008, 1:23 pm
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On Mon, 22 Dec 2008 09:46:26 -0800, John Navas wrote:

> The only thing the remote site can see that might compromise your
> privacy is your IP address, which could be used to identify you through
> your ISP (no matter what you do to your MAC address and hostname). The
> only way to prevent that is to use an anonymous surfing service, ideally
> one that's outside of USA legal jurisdiction. You can find such
> services easily with Google.

That's an interesting POV. Got one you would like to recommend?
--
Meet Ari!
http://tr.im/1fa3

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