Re: [SG2] APFCs in Stargrunt

> True security (at least from an digital-data perspective) is based on
> mathematics, not secrecy.  So in addition to broadcasting the signal
on the
> right frequency, Require the 'query' command to be encrypted.  If the
> receiver decrypts the correct command, then the response is sent,
otherwise
> it stays silent.

Actually, security for (relatively) unimportant, routine things is based
on mathematics.  Security for really important stuff is based on
secrecy.
For this though, a little encryption is enough.  But I think it should
be
more of a simple encryption scheme, rather than an actual protocol.