add subkey vs generate new set?

[Faramir]

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David Shaw escribió:

> It is not true, though, that you need continually bigger keys to be
> secure.  You just need (somewhat) bigger keys than the current best
> attack to be secure.   The default size in GPG is 2048, which is
> extremely safe.  When in doubt, use the default.

  Maybe setting sha256 as the default hash algo would improve security a
bit, since sha1 is not as strong as it was supposed to be, and in future
_maybe_ it could be more unwelcome discoveries...

  Best Regards
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