SMTP Auth For O365 privat accounts

  • Used Zammad version: 6.4.1-1738853098.9075b144.noble
  • Used Zammad installation type: package
  • Operating system: Ubuntu 24.04.1 LTS
  • Browser + version: Brave 1.74.51

Expected behavior:

  • i use the o365 integration to add a privat mailbox into zammad that has SmtpClientAuthenticationDisabled is set to false and if i send a email it should send through microsoft smtp.office365.com the email

Actual behavior:

  • it throws this error in the admin center: #<Net::SMTPAuthenticationError: Net::SMTPAuthenticationError> and this error inside the ticket:
    Delivery failed: “Unable to send email to ‘****@secunity.global’: Can’t use Channel::Driver::Smtp: #<Net::SMTPAuthenticationError: Net::SMTPAuthenticationError>”

Steps to reproduce the behavior:

  • send a mail with a privat mailbox account that has SmtpClientAuthenticationDisabled set to false