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kb:incomplete_cert_chain [2019/05/16 01:18]
dstillman
kb:incomplete_cert_chain [2019/05/16 01:18] (current)
dstillman
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 To verify that this is the case, submit the URL from the error report to https://​www.ssllabs.com/​ssltest/​ and view the results. If you see "Chain issues: Incomplete"​ in orange under "​Additional Certificates (if supplied)",​ you're experiencing this issue. The report will then also say "Extra download"​ (instead of "Sent by server"​ or "In trust store"​) for one or more certificates listed under "​Certification Paths"​. To verify that this is the case, submit the URL from the error report to https://​www.ssllabs.com/​ssltest/​ and view the results. If you see "Chain issues: Incomplete"​ in orange under "​Additional Certificates (if supplied)",​ you're experiencing this issue. The report will then also say "Extra download"​ (instead of "Sent by server"​ or "In trust store"​) for one or more certificates listed under "​Certification Paths"​.
  
-If you're able to load the same HTTPS URL in a browser, either the browser is downloading intermediate certificates automatically (as Chrome does) or you previously loaded another site of your institution'​s (or another institution'​s) that included the intermediate certificate,​ which the browser cached and is using even on sites that don't serve it properly. Sites should always serve their intermediate certificates and are misconfigured if they don't. In the case of Firefox, if you create a new Firefox profile, you should get a certificate error trying to load the same URL, which is essentially the same situation Zotero is in.+If you're able to load the same HTTPS URL in a browser, either the browser is downloading intermediate certificates automatically (as Chrome does) or you previously loaded another site of your institution'​s (or another institution'​s) that included the intermediate certificate,​ which the browser cached and is using even on sites that don't serve it properly. Sites should always serve their intermediate certificates and are misconfigured if they don't. In the case of Firefox, if you create a new Firefox profile, you should get a certificate error trying to load the same URL, which is essentially the situation Zotero is in.
  
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kb/incomplete_cert_chain.txt ยท Last modified: 2019/05/16 01:18 by dstillman