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Did Not Connect: Potential Security Issue
Error code: SEC_ERROR_UNKNOWN_ISSUER
I connected to my university vpn. After disconnecting firefox won't let me go on Facebook.
All Replies (2)
- uses an invalid security certificate SSL_ERROR_BAD_CERT_DOMAIN
- configured their website improperly
How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure websites https://support.mozilla.org/en-US/kb/troubleshoot-SEC_ERROR_UNKNOWN_ISSUER
There is security software like Avast, Kaspersky, BitDefender and ESET that intercept secure connection certificates and send their own.