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iCloud Server Certificate invalid when trying synch?

iCloud has stopped synching on my iPhone... wont work this morniing at all.


No changes to Reminders ect from my Mac are getting to the phone... and Photo Stream isn't synching from phone to mac.


Tried switchiong settings on and off but ger a message as follows;

Verification Failed...The certificate for this server is invalid. You might be connecting to a server that is pretending to be "setup.icloud.com" which could put your confidential information at risk.


I tried deleting the account on the phone to reset but that failed with the same message (predictable I guess ! )


I hadn't changed anything on the phone settings prior to this happening.


Find my iPhone shows the device as offline.


Any ideas how to get it connected again... or does this indicate something at the iCloud end?


Yhanks in advance!

Cheers

Iain

Posted on Nov 6, 2011 1:17 AM

Reply
4 replies

Jun 15, 2012 9:15 AM in response to Iain_IP2

This happened to me because my router was configured to use Open DNS servers (Primary 208.67.222.222, Secondary 208.67.220.220). Temporarily adjusting the DNS settings on the router to 4.2.2.1 and 4.2.2.2 did the trick. Open DNS does weird things with certain certificates. Even if your router is configured to used something else, try the ones listed above to see if it makes a difference.

iCloud Server Certificate invalid when trying synch?

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