A certificate works for the name it was written for

It does not clip onto another name.

If there is a subdomain, that name must sit on the certificate too. Otherwise that door warns.

What it is for A certificate has an end date too. When it ends, the lock drops and the page warns. Renewal sits inside the hosting account.

How it sits A certificate works for the domain it was written for. It does not clip onto another name. A subdomain must be named on the certificate too.

Where it breaks A certificate works for the name it was written for. SSL is the lock in the browser. The address opens with https. On a page without the lock the visitor sees a warning and leaves the form.

What to do A certificate binds to the domain it was written for. Payment ends on the Stripe page. The card number does not sit on this site.