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Re: [Nmh-workers] Weird behavior with non-ascii code in headers

From: David Levine
Subject: Re: [Nmh-workers] Weird behavior with non-ascii code in headers
Date: Wed, 26 Jun 2013 23:52:16 -0400

> >> Sure, that would have been bad.  But if instead the invalid character
> >> had been replaced by a ?, everything would have worked fine.
> >
> >That doesn't remove the possibility, it just makes it very,
> >very unlikely.  If we're going to change something, we might
> >as well do it right.  And, we wouldn't have to advise users
> >to not use "?" in aliases.
> Um, wait ... I'm confused.  How would it have _not_ completely removed
> the problem?  In Valdis's case, the full header would be (after replacing
> the "bad" character with a ?):
> To: Mr Foo ? Bar <address@hidden>
> The email address would still be fully qualified, and aliases would never
> be checked.  Am I missing something?

The spaces prevent it.  But if there weren't any and the
brackets were trash:

  To: address@hidden

I'll agree that no one should have an alias like that, but nmh
doesn't prevent it.


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