Re: [Bluez-users] Limit communication to serveral devices

Philip Lawatsch
2004-08-26T08:53:37Z

Michael Schmidt wrote:
> Hi Philip,
>
>> Call me paranoid but I would like to know if there is any way to limit
>> all types of communication to just several devices by checking with
>> the hardware addresses.

>> I do understand that even this is no guarantee for anything, but I'd
>> for sure feel better :)

> When assessing your level of security (and evaluating address
> filtering), keep in mind that it's not too difficult to masquerade BT
> device addresses. You only neeed to look up the Axis OpenBT stack source
> code to figure out how to adjust the device address of certain Ericsson
> and CSR-based modules.
>
> Clearly, your main line of defense should be a strong BT PIN.

Of course, I totally agree (and stated that in my previous mails).

However, the last thing I want to see is some sort of warchalking (or
bluechalking?) outside my flat ...

Next thing on the list is using vpn over ppp over bluetooth :)

kind regards Philip