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Questions tagged [smtp-auth]

128 questions
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Postfix smtpd won't talk to saslauthd

I have an saslauthd setup to authenticate against PAM. It seems to do its stuff: root@sasltest:~# testsaslauthd -u quest -p #### -s smtp 0: OK "Success." I have libsasl 2.1.23, postfix 2.7.1. I have a postfix configured thus: smtpd_sasl_type =…
Bittrance
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Postifx: how can someone send e-mail without authorization with this configuration?

Yesterday I found that 10 thousand e-mail messages were sent through my system using this configuration: http://pastebin.com/bThpH1s8 - main.cf http://pastebin.com/kkxxsstP - master.cf I temporarily blocked the whole spamer's ISP's IP range, but…
Ernestas
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Roundcube, Postfix and SMTP authentication (CRAM-MD5) error

I'm having trouble configuring Roundcube with SMTP authentification on Postfix. All the credentials are true, because I have no problem using the e-mail from Thunderbird and my mobile phone e-mail client. Here is the SMTP configuration for…
Ion
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Ruby on Rails application throws SMTP Authentication Error

I'm developing a Rails app which when I run it locally, it's able to send emails through a gmail account via smtp. When I moved it to my server, it comes up with the following error for example when I try to create a new…
Spoons
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SMTP Question. Why does send succeed when Authentication fails

I have an application written in .NET framework that sends emails using our STMP server. I was researching another emailing issue which caused me to look at the SMTP logs. Here is a sample SMPT log entry... 00:10:35 [64.77.200.185][43483994] rsp:…
Seth Spearman
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Network Hardware supports SMTP, but no AUTH information... Need to Send emails through SMTP with AUTH

I have a network device that supports sending email notifications, but doesn't provide for the username and password. I would like to point this device to an internal system which would then take care of sending the email using our actual email…
AJ.
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Postfix+sasslauthd+PAM How can I deny/allow specific users from authenticating?

I have a simple postfix installation on RedHat that's been running fine for years and uses TLS/saslauthd/PAM to allow users to authenticate to relay mail from the external network. All users are local linux accounts, so the saslauthd method using…
OpenSkeptic
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Postfix (SASL) and OpenDMARC-Reports

I am after suggestions on how to implement email sending of OpenDMARC-Reports. The problem I am having, is that (for obvious reasons), I have implemented SASL authentication on the smtpd server for all accounts. I have had a look at the…
Tom Thorp
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nginx mail module always passing PLAIN method AUTH command to backend

I have implemented a nginx with mail module, and proxy to backend Hmail server. I realized no matter how I disable the auth-methods PLAIN. The nginx is just ignoring it. How can I force to using smtp_auth login instead? As Hmail server does not…
woon minika
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Postfix: how to use SASL authentication?

Hi I am trying to use a very simple sasl authentication. I have been testing the method here but still encounter error. my server is a fresh install server. And the command I run: # saslpasswd2 -c -u `postconf -h mydomain` user1 Password: Again…
sloweriang
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"535 5.7.8 Error: authentication failed: authentication failure" with postfix and dovecot sasl authentication

I'm testing remote smtp login on a server and keep getting 535 5.7.8 Error: authentication failed: authentication failure errors in the syslog and mail.log. Postfix is configured to use system user names and passwords. I generated a user name and…
StevieD
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Roundcube Webmail

I have an extremely frustrating situation with Roundcube Webmail: A client of mine has asked for a WordPress server and a full service email system. The email system is registered already, and working in Thunderbird with the following…
Brandon Powell
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Forward plain-text emails to TLS enabled SMTP server?

I am running old applications that are not supporting any encryption/authentication protocol on outgoing e-mails. Is it possible to send plain-text emails to a local "relay" server that forward it to a TLS enabled SMTP server?
ELCouz
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How to debug "lost connection after STARTTLS"?

We have a web server which sends mail out via our Postfix relay over a LAN connection. Users from outside our network also send mail out via SMTP AUTH though that relay too. However, we have a webmail application (Roundcube) on the web server that…
TommyPeanuts
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TLS from unknown: No client certificate presented

We have setup a windows server virtual SMTP (under IIS6 manager). In the SMTP settings, TLS encryption is enabled, fqdn field is "sharepoint.mycompany.com". In the server's cert store "personal" folder we have the certificate…
Mark
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