Best way to protect my new commercial software.

[Ben Finney]

farsheed <rodmena.com at gmail.com> writes:

> the code for licensing is about 15 lines and is very fast. I needed
> 20 licenses and I wrote a keygen for myself.

Given that you still haven't explained what threat in particular
you're securing against, I wonder whether "very fast" is the only
criterion. In which case, 0 lines of code would probably be even
faster.

-- 
 \               "Any intelligent fool can make things bigger and more |
  `\      complex... It takes a touch of genius – and a lot of courage |
_o__)           – to move in the opposite direction." —Albert Einstein |
Ben Finney