> In my case, I'm not trying to prevent some agency of a
> national government from reading my stuff, I'd just like to
> make it a little harder for an unscrupulous competitor to
> make off with my specialized database unbeknownst to me.
> Swapping the security database is trivial and well
> documented (moving the stone), but most wouldn't bother with
> DLLs and hacking, because the return isn't worth the effort
> they'd have to exert and because it's apt to leave tracks
> and if they're caught they're guilty of a serious Federal
> (US, anyway) crime. Without the "cheap padlock" I'm likely
> down to arguing a civil suit about a copyright violation.

I have to agree completely with everything you wrote.

Pepak