Re: obscure email address formats
Jim Seymour <[email protected]> Tue, 24 May 2011 18:19:32 -0400
| Newsgroups | gmane.comp.security.firewalls.wizards |
|---|---|
| Organization | N/A |
| Message-ID | <20110524181932.33dc0f45@jimsun> |
On Tue, 24 May 2011 00:30:24 +0400 ArkanoiD <[email protected]> wrote: > Is there any good reason to allow email addresses (in smtp, imap > and alikes) in any format different from mailbox@fqdn ? > > There is plenty of other stuff defined in RFCs and I wonder if > anyone really uses it so I should *not* just filter it out. Couldn't say, for sure, but I've had this /[!%\@].*\@/ 550 This server disallows weird address syntax. PCRE regexp in every mail server I've deployed for (checks...) better than a dozen years. Regards, Jim -- Note: My mail server employs *very* aggressive anti-spam filtering. If you reply to this email and your email is rejected, please accept my apologies and let me know via my web form at <http://jimsun.LinxNet.com/contact/scform.php>.