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COMODO has revoked their certificate, probably under a court order. You can temporarily work around this by disabling 'Query OCSP responder servers to confirm
by evocation 8y ago
COMODO has revoked their certificate, probably under a court order.
You can temporarily work around this by disabling 'Query OCSP responder servers to confirm the current validity of certificates' under Privacy & Security in Firefox.
- dest 8y agoand not forgetting to enable back the OCSP queries once you have finished browsing Sci-Hub!