Let’s Encrypt is a free, automated, and open certificate authority (CA), run for the public’s benefit.
It is a service provided by the Internet Security Research Group (ISRG).
Requirement for Let's Encrypt certificate
Windows Server 2016 or newer
Certificates are bound to the domain
Creating a Spotter Web certificate
Browse to Win-acme
Download latest package
Copy and extract the package to that PC, where Spotter Web is installed
Type N and press ENTER
Check that tool is detecting site and select the correct number and press ENTER
Check that tool is showing correct address and select shown number and press ENTER
Answer Y to question Continue with this selection and press ENTER
Answer Y to the question Open in default application and press ENTER
Agree the the term by typing Y and press ENTER
After this, you can add an email where you get updates related to problems and abuse.
When this is done, tool make certificate for this domain address. Now you can close tool typing Q and press ENTER.
Applying the certificate to the Spotter Web
To use the Let’s Encrypt certificate for Spotter Web, you need to change the hostname for the sub.domain.com address.
Open Internet Information Services Manager
Open SpotterWeb Site
Type the correct Host name
Click Select to browser certificate created by Let´s encrypt
When you reopen the site, you can see that it is encrypted, and you are ready to use the site securely.