Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-15 Thread Steinar Bang
Steinar Bang s...@dod.no: Professa Dementia profe...@dementianati.com: There are plugins that allow you to call some glue logic (Perl, Python, shell scripts, etc) which enables you to interface to pretty much any method (SQL, LDAP, shadow files, etc) you have chosen to save passwords - that

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-15 Thread Steinar Bang
Daniel Parthey daniel.part...@informatik.tu-chemnitz.de: The PAM documentation can be found at: http://www.linux-pam.org/Linux-PAM-html/ This one I have already visited, if the link colour in the browser is to be belived. However it didn't make much of an impression at the time. Now,

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-14 Thread /dev/rob0
On Sun, May 12, 2013 at 05:40:10AM -0700, Professa Dementia wrote: On 5/12/2013 4:17 AM, Steinar Bang wrote: I prefer not to use clear text passwords, even over an encrypted connection. Why? Enforce the encrypted link by not allowing unencrypted connections. The simplest is iptables to

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-14 Thread Noel
On 5/14/2013 12:39 PM, /dev/rob0 wrote: On Sun, May 12, 2013 at 05:40:10AM -0700, Professa Dementia wrote: On 5/12/2013 4:17 AM, Steinar Bang wrote: I prefer not to use clear text passwords, even over an encrypted connection. Why? Enforce the encrypted link by not allowing unencrypted

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-14 Thread Branko Majic
On Tue, 14 May 2013 12:39:34 -0500 /dev/rob0 r...@gmx.co.uk wrote: On Sun, May 12, 2013 at 05:40:10AM -0700, Professa Dementia wrote: On 5/12/2013 4:17 AM, Steinar Bang wrote: I prefer not to use clear text passwords, even over an encrypted connection. Why? Enforce the encrypted

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-14 Thread Daniel Parthey
Steinar Bang wrote: it is very hard to find documentation on what PAM modules exist, and how to write a new one, and if it is possible to chain modules in PAM The PAM documentation can be found at: http://www.linux-pam.org/Linux-PAM-html/ The Linux-PAM System Administrators' Guide

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-12 Thread Professa Dementia
On 5/12/2013 4:17 AM, Steinar Bang wrote: I prefer not to use clear text passwords, even over an encrypted connection. Why? Enforce the encrypted link by not allowing unencrypted connections. The simplest is iptables to block ports 110 and 143, while allowing 993 and 995. As long as the

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-12 Thread Gedalya
On 05/12/2013 08:40 AM, Professa Dementia wrote: Avoid using a self signed certificate. Get a properly signed certificate for your server. CheapSSLS.com has them for less then $10. Look also at https://www.startssl.com/

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-12 Thread Professa Dementia
On 5/12/2013 6:18 AM, Gedalya wrote: On 05/12/2013 08:40 AM, Professa Dementia wrote: Avoid using a self signed certificate. Get a properly signed certificate for your server. CheapSSLS.com has them for less than $10. Look also at https://www.startssl.com/ StartSSL is good - and free. I

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-12 Thread Steinar Bang
Professa Dementia profe...@dementianati.com: Also note that MD5, the basis for CRAM-MD5, is considered weak and no longer recommended. Thus, if you face an attacker that is sophisticated enough to crack the SSL / TLS connection, they very likely will have little problem with the CRAM-MD5

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-12 Thread Benny Pedersen
Professa Dementia skrev den 2013-05-12 14:40: On 5/12/2013 4:17 AM, Steinar Bang wrote: I prefer not to use clear text passwords, even over an encrypted connection. Why? Enforce the encrypted link by not allowing unencrypted connections. The simplest is iptables to block ports 110 and 143,

Re: [Dovecot] Looking for a good way to manage passwords for CRAM-MD5

2013-05-12 Thread Steinar Bang
Steinar Bang s...@dod.no: Professa Dementia profe...@dementianati.com: There are plugins that allow you to call some glue logic (Perl, Python, shell scripts, etc) which enables you to interface to pretty much any method (SQL, LDAP, shadow files, etc) you have chosen to save passwords - that