Q: Is is possible to get free SSL certificate, which is supported by modern web browsers such as Chrome, Mozilla Firefox, IE etc,.
A: Actually, yes you can have free green bar SSL certificates which is supported by modern web browsers. Let’s Encrypt is a free, automated, open Certificate Authority. But before you have SSL certificate, It requires some of the things you have to do to confirm you are the owner of domain that you want to get SSL certificate. There are some web sites to direct you, https://www.sslforfree.com is one of them.