This page is secure (valid HTTPS).
Valid Certificate
The connection to this site is using a valid, trusted server certificate.
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Secure Connection
The connection to this site is encrypted and authenticated using a strong protocol (TLS 1.2), a strong key exchange (ECDHE_RSA), and a strong cipher (AES_256_GCM).
Secure Resources
All resources on this page are served securely.
Firefox claims it's a valid certificate. Are you using Chrome?
I'm using Safari. It says, for the GlobalSign Domain Validation CA - SHA256 - G2,
This certificate has been revoked
Both Chrome and Firefox work fine. How should I troubleshoot this problem?