When you purchase an SSL certificate I received these 4 files: enter here the description of the image

The website "attached" without any problems since buying the certificate from the same hosting provider, where keep website. But who dealt with the creation of the bot for Telegram and it requires the. pem SSL certificate file. Tell me, please, how to generate?
Thanks in advance! - Zaria43 commented on July 9th 19 at 10:17