Robert,
   You don't specifically mention this, but have you chosen the security
parameters to setup like WPA/WPA2 and the MAC address filtering?  The MAC
filtering is a list of MAC address (network cards) that are allowed to use
the connection.

Derek


On Wed, May 15, 2013 at 7:21 PM, Robert <[log in to unmask]> wrote:

> I have for a long time had suspicions that somebody is logging in to my
> home
> Wifi network and using my download allowance. I have used all the
> appropriate settings in the router and use Truecrypt to avoid anybody
> accessing my private information, banking details, passwords etc.  I am
> looking for any software which could tell me if outsiders have found a way
> to use my internet connection. I have a D-link router with 2 wireless PC
> connections and one usb connection.  Any suggestions ??
>
>
>
> Bob Weaver
>
>
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