Posts Tagged ‘certificate’

The connection was reset – Firefox – (Error code: sec_error_invalid_key)

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Today when I opened my self-signed secure website, it gave me following error:
The key does not support the requested operation. (Error code: sec_error_invalid_key)
connection was resetBut in the past it was like:
connection was reset-beforeWhat I did wrong? Oh yes, Firefox upgraded to 33.0 (now 33.1), something broken in 33+ and was working fine with Firefox 32.0?

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Verify SSL certificate using OpenSSL

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Use this command to verify the SSL certificate for the domain www.somedomain.com

openssl s_client -showcerts -connect www.somedomain.com:443

If the certificate is correctly installed the result should contain at the end:

Verify return code: 0 (ok)

That’s it