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Date: Wed, 1 Jan 2003 03:15:04 +0100 From: Tim van Erven <tve@...mig.net> To: popa3d-users@...ts.openwall.com Subject: Re: '.' and '/' in usernames On Tue, 31/12/2002 08:52 +0300, Solar Designer wrote: > On Tue, Dec 31, 2002 at 06:07:26PM +0100, Tim van Erven wrote: >> Popa3d rejects usernames with dots ('.') in them and I believe it also >> rejects usernames containing any slashes ('/'), though I haven't tested >> the latter. > > No, it doesn't. The code you're referring to is only an example of > setting up virtual domains. It's not used for Unix accounts, and > actual virtual domain setups may use different user database formats, > possibly without such restrictions. I see. >> AFAICT, rfc 1939 allows usernames consisting of any printable ASCII >> characters (and being no longer than 40 characters). Surely '.' and '/' >> are printable characters. > > That's true, but it doesn't mean that a POP3 server (setup) which > disallows these characters isn't RFC-compliant. The RFC doesn't > require that it's possible for a server admin to create such > usernames, it merely specifies that such usernames may be passed over > the POP3 protocol. Ah, very informative. Thanks for clearing those up. -- Tim van Erven <tve@...mig.net> OpenPGP Key ID: 712CB811 Fingerprint: F6C9 61EE 242C C012 36D5 WWW: http://www.science.uva.nl/~talerven/ BBF8 6310 D557 712C B811
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