On 11 Aug, 12:43, Adrian wrote:

Have you considered that putting a widely used master code for security
alarms into the public domain might not be the best of plans?

Have you considered that it's already out there, and that the real fix
would be to change it after installation?

An Accenta panel is cheap and pretty common, so Bill Sykes can find
this out, in a worst case, simply by buying a new panel.