@vassallon that's both a weird and worrying thing to learn since both Apple and Meraki now acknowledged that there is an issue. Here is Meraki's response : I've spent some time looking at this further, and I believe that our dev team has acknowledged this as a bug and are investigating the issue. There was a recent change on the Apple side of things which we also need to update on our end. It doesn't appear that they have provided any sort of ETA, but as soon as they have any updates, I will make sure to pass them along to you. Apple's advisor, on the other side, was a bit more precise and lead me to a trusted certificates issue. Basically it seems to be linked to that article : https://support.apple.com/en-us/HT210176 In my case, my classroom certs were issued after July 1st and show a period of validity of 3250 days... I can only guess that your certificates were issued before July 1st.
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