is this old threads still valid?
https://www.b4x.com/android/forum/threads/server-ssl-connections.40130/#content if so then where should these scripts be put? in jRDC server project created in B4J or in the B4A project which is requesting the data? For me it is not clear in that thread...
#1 How to: Install Let's Encrypt on Ubuntu Linux VPS to Create SSL Certificates
Downloading and Installing Let's Encrypt
1. Update the server's packages
apt-get update & sudo apt-get upgrade
2. Install the GIT package
apt-get install git
3. Download a clone of Let's Encrypt from the GitHub...
While looking around on interesting projects to wrap i found a java console app (jar file) which is able to create and manage Certificates which can be used in your Server.
It manages Let´s Encrypt Certificates for you.
I thought it may be useful for someone.
ACME Client on Github