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Outlook mail server, “Cannot guarantee authenticity to which an encrypted connection is being established”.

  • 28 October 2020
  • 1 reply
  • 136 views

When Outlook desktop is send/receiving one of my email accounts, I get a message “Cannot guarantee authenticity to which an encrypted connection is being established”.

Is there a way to add my incoming/outgoing server (mail.xxxxxxx.gr) to exclusions?

Thank you for your support.

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Best answer by Berny 28 October 2020, 07:28

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@Thimios Welcome. Please try this :

Settings >  Additional > Network > Manage exclusions > Enter SMTP & POP/IMAP server > Add  + reboot.