Oddly enough, in a recent episode of 'Burn Notice', they caused all of the phones in an office to ring simultaneously in order to make their escape during a con. They presented it more as a PBX hack, but it does sound a lot like the security concerns you mention.
Comments
"The voice was me as 'Vinnie' threatening my life. "
It sounds like he's developing harassment-ware.
It was a demo promoting a gangster film.
Oddly enough, in a recent episode of 'Burn Notice', they caused all of the phones in an office to ring simultaneously in order to make their escape during a con. They presented it more as a PBX hack, but it does sound a lot like the security concerns you mention.