Possible bug with Shib IdP v4.0.0

[Peter Schober]

* Cantor, Scott <cantor.2 at osu.edu> [2020-04-20 14:31]:
> I do wonder if the expedient thing, given that we control the
> schemas anyway, is to tighten them up with local string types with
> min="1", which is what the spec should have used. That isn't
> perfect, but it's a quick way to make the validate option more
> useful.

Quick and simple hack, assuming people use "our" copy of the schemas.

Failing that XmlSecTool could be amended with such a check (or again
with schemas containg that hack) so we have one thing people can
always download and check with.

-peter