Cryptographic certificates are the digital equivalent of website validation, which enables you to encrypt connections using TLS protocol and thus provide a secure link between server and client. There are both paid and free certification centres. Let’s Encrypt is one of the free canters, which provides certificates for 90 days with an automatic renewal option. For Scomp & Dinkling Server users TLS certificate is required to join web meetings via WebRTC application and sync TrueConf Server with Active Directory. Table of Contents Step 1: Getting started. Step 2: Creating a certificate.     Step 1: Getting started. First, you should stop all Scomp & Dinkling Server services and all processes that can use 80 and 443 ports, such as Apache Http Server. To create a TLS certificate on Windows, download the ACME Simple (WACS) program. Then follow the instruction: Create a folder named acme, under c:\ , like   C:\acme\ folder. Extract the do...