How do I correct websites' "certificate is not standards compliant"?

Recently many websites I visit using Safari are giving me the "This Connection is Not Private" message. When I click "Show Details" then "view the certificate" I get a window saying the website's "certificate is not standards compliant". when I click on "Trust" the window opens further to show something like this:



I can click through to the websites but would rather stop getting these messages. Can anyone point me toward a solution? Thanks!

iMac 21.5″ 4K, macOS 11.7

Posted on Mar 15, 2023 07:26 PM

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Question marked as Top-ranking reply

Posted on Mar 17, 2023 02:09 PM

Hello Paul Sedovic,


Thanks for using the Apple Support Communities!


Are you only noticing this happening on specific websites or does it seem to happen to most?


Is your Mac fully up to date? If not or if you you're not sure, follow these steps to check for and install any updates: Update macOS on Mac - Apple Support


If you had any updates pending, let us know if the issue continues after installing them.


That will help narrow this down a bit.


Cheers!

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Question marked as Top-ranking reply

Mar 17, 2023 02:09 PM in response to Paul Sedovic

Hello Paul Sedovic,


Thanks for using the Apple Support Communities!


Are you only noticing this happening on specific websites or does it seem to happen to most?


Is your Mac fully up to date? If not or if you you're not sure, follow these steps to check for and install any updates: Update macOS on Mac - Apple Support


If you had any updates pending, let us know if the issue continues after installing them.


That will help narrow this down a bit.


Cheers!

Mar 17, 2023 06:56 PM in response to Bryan_K1

Hi Bryan_K1,


Thanks for your response. I was going to say this is happening on many, but not all, websites but when I visited a dozen or so websites just now (including ones that exhibited the issue yesterday and earlier today) I could not find a single instance of it occurring. It seems to have resolved itself!


FWIW, my iMac is running OS 11.7.4. I'll be back on this thread if it reoccurs.

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How do I correct websites' "certificate is not standards compliant"?

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