You can use OpenSSL and run this command:
openssl.exe s_client -connect www.mysite.com:443
which will use a generic SSL/TLS client to connect to your site and give you a ton of diagnostic info. You can see your entire SSL cert chain, the SSL handshake, SSL session info, etc. Here’s a full list of switches you can use with it: http://www.openssl.org/docs/apps/s_client.html
And here’s a great online tool to graphically verify your SSL chain is intact: http://www.sslshopper.com/ssl-checker.html
Jason Samuel is a visionary product leader and trusted advisor with a proven track record of shaping strategy and driving technology innovation. With extensive expertise in enterprise end-user computing, security, cloud, automation, and virtualization technologies, Jason has become a globally recognized authority in the IT industry. His career spans consulting for hundreds of Fortune 500 enterprises across diverse business sectors worldwide, delivering cutting-edge digital solutions from Citrix, Microsoft, VMware, Amazon, Google, and NVIDIA that seamlessly balance security with exceptional user experiences.
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Thanks a lot for this article!
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Saved my butt without playing around over dozens attempts to get that certificate installed! Thank you! <3 Chris