problem with authentification between frontend and backend

Ken Murchison murch at andrew.cmu.edu
Thu Apr 6 09:55:12 EDT 2006


roos wrote:
> Hi. I have cyrus 2.2.12, config files I'll attach.
> 	I need plain authentication without encryption inside the Murder. I know that it's not
> secure but I need it because of perfomance and compatibility. Security is provided by
> other things.
> 	Imap protocol works with plain, I did it starting imapd with (-p 2 option ) in cyrus.conf
> on backend. But pop3d doesn't. I have not not tried lmtp yet but it seems
> the same.
> 
> When I connect to frontend:
> 
> Connected to wolf.mail.internal.
> Escape character is '^]'.
> +OK frontend.mail Cyrus POP3 Murder v2.2.12-Debian-2.2.12-4 server
> ready
> user roos
> +OK Name is a valid mailbox
> pass password
> -ERR [AUTH] authenticating: encryption needed to use mechanism
> 
> This is a full version of speech between frontend and backend:
> 
> POP Response: +OK n2.mail.internal Cyrus POP..
> POP Request: CAPA
> POP Response: +OK List of capabilities follo
> POP Request: AUTH PLAIN sm9scwBjeXJ1c21hasd
> POP Response: -ERR [AUTH] authenticating: encryption needed to use mechanism
> 
> 
> How can I make imap,pop3 and lmtp protocols authenticate with plain and
> without any encryption?

I don't believe that pop3d has a '-p' option.  You can steal the 
appropriate code from imapd.c and apply it to pop3d.c.  'lmtpd -a' *may* 
work for you, otherwise you'll have to patch lmtpd.c with the '-p' code 
from imapd.c.

-- 
Kenneth Murchison
Systems Programmer
Project Cyrus Developer/Maintainer
Carnegie Mellon University


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