klensin

(Responding here to the response to #4728, which was closed as a duplicate of this ticket) Robert, Thanks for the hint. However, that is rather obscure, especially since what you...

After a related discussion ([1]), it seems to me that there are several issue related to this one, ones that should probably be treated in context with each other. For...

A few tiny additions and clarifications to John Levine;'s note (we do not disagree about the situation in any important way; the issues are just a bit more complex, with...

Hil Maybe it would be helpful to back up a little bit an look at this from the perspective of a fairly common use case. Suppose I have a web...

@annevk, I think your examples actually point out the problem. In order: it would be rare, but not impossible (details on request but I want to keep this relatively short)...

I should have added, as @vdukhovni more or less points out, if one is going to try to validate the syntax of the local-part (even all-ASCII local-parts) if it important...