Security eMail Certificate not trusted

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oetiker
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ZCS/ZD Version: Release 10.0.6.GA.4518.UBUNTU20_64
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Security eMail Certificate not trusted

Post by oetiker »

I get this emails with Certificate and it is official trusted. My I phone email Client does show all as trusted.

Does anybody know what I can do that this kind of Singed eMail show-up as Trusted?

Thanks Manuel
Attachments
Screen Shot from the web zimbra webmailer
Screen Shot from the web zimbra webmailer
2020-09-23-14-53.png (40.17 KiB) Viewed 3865 times
Screen Shot from the certificate
Screen Shot from the certificate
2020-09-23-14-51.png (13.33 KiB) Viewed 3865 times
User avatar
oetiker
Outstanding Member
Outstanding Member
Posts: 275
Joined: Fri Mar 07, 2014 1:05 pm
Location: Switzerland
ZCS/ZD Version: Release 10.0.6.GA.4518.UBUNTU20_64
Contact:

Re: Security eMail Certificate not trusted

Post by oetiker »

Hi

I run now Zimbra 10.0.5 and have still the same problem. There are probably some CA's missing to verify the
Signed eMails

Code: Select all

------446BBDF65F5C111909A5755A95AA3359
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"
Is there a place in Zimbra to add them? In AppleMail the Mail gets a blue dot and shows that the smime signature is i.o.
Attachments
smime.p7s signed email
smime.p7s signed email
Screenshot-2023-10-23-09-43.png (5.59 KiB) Viewed 2042 times
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