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Firefox reports trouble with a valid website

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AnonymousUser
AnonymousUser

This website is our learning management system for the American Red Cross. When a new copy of Firefox is started and goes there, customers report that Firefox considers this site to have been reported as a dangerous site. Please examine this in your system.

URL of affected sites

https://learningctr.redcross.org

This website is our learning management system for the American Red Cross. When a new copy of Firefox is started and goes there, customers report that Firefox considers this site to have been reported as a dangerous site. Please examine this in your system. == URL of affected sites == https://learningctr.redcross.org

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cor-el
cor-el
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That happens because your server doesn't send the "VeriSign Class 3 Secure Server CA" intermediate certificate.

You can check that via this page (needs Java): https://knowledge.verisign.com/support/ssl-certificates-support/index?page=content&id=AR1130