Install an SSL Certificate from a Commercial Certificate Authority

**Install an SSL Certificate from a Commercial Certificate Authority**

Introduction You install a commercial SSL/TLS certificate by generating a CSR and private key, submitting the CSR to a trusted certificate authority (CA), validating domain control, then installing the issued certificate and intermediate chain on your web server. The result is HTTPS with browser trust and, for OV/EV options, additional organization verification by the CA (useful for internal policy, procurement, or compliance needs). Before the mid-2010s, many smaller websites did not always use SSL or HTTPS. Since then, expectations of security have increased, and the Let’s Encrypt project was created to provide free, trusted SSL certificates at scale, allowing almost everyone to use HTTPS as needed. However, there are some limitations to Let’s Encrypt’s certificates...

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