From 69d8666c83255be8e67dda8fa1a7486e7146adaa Mon Sep 17 00:00:00 2001 From: M66B Date: Sat, 23 Jan 2021 11:45:16 +0100 Subject: [PATCH] Updated FAQ --- FAQ.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/FAQ.md b/FAQ.md index 7228c99eb0..b8f64a3fa4 100644 --- a/FAQ.md +++ b/FAQ.md @@ -413,6 +413,9 @@ See also [this FAQ](#user-content-faq16).
*... Invalid security certificate (Can't verify identity of server) ...* +This can be caused by using an incorrect host name, so first double check the host name in the advanced identity/account settings (setup step 1/2). +Please see the documentation of the email provider about the right host name. + You should try to fix this by contacting your provider or by getting a valid security certificate because invalid security certificates are insecure and allow [man-in-the-middle attacks](https://en.wikipedia.org/wiki/Man-in-the-middle_attack). If money is an obstacle, you can get free security certificates from [Let’s Encrypt](https://letsencrypt.org).