Re: 28. Nw readers, RF intruders in wireless alarm systems

["Mark Leuck" <m..leuck@xxxxxxxxxxx>]

"Roger" <rumble@xxxxxxxxxxxxxxxxx> wrote in message
news:INEre.23600$iy2.1312@xxxxxxxxxxxxxxxxxxxxxxx
>
> Perhaps I should have extrapolated. I design alarm panels. Wireless
> included. Thought that was obvious what with this being a security alarms
> area.
>
> All wireless alarm systems worth anything use encryption. The only way to
> stop grab & play-back attacks on wireless systems is to use rolling code
to
> change the encrypted data on every transmission. Even the simple systems
> using Microchips keeloq technology use rolling code in this way. Do you
know
> nothing?
>
> As I mentioned earlier. You talk rubbish. As such it's useless responding
to
> you. As you say... bye bye

It is useless responding to him although it is still fun, he knows nothing
about wireless sensors but thinks he does, try throwing out some facts and
he'll do the usual song and dance