![How to Use OpenSSL Tool to Generate Certificate Files for Yeastar P-Series TLS Extension Registration – Yeastar Support How to Use OpenSSL Tool to Generate Certificate Files for Yeastar P-Series TLS Extension Registration – Yeastar Support](https://support.yeastar.com/hc/article_attachments/360102949713/mceclip2.png)
How to Use OpenSSL Tool to Generate Certificate Files for Yeastar P-Series TLS Extension Registration – Yeastar Support
![openssl - How to associate a private key (.key) file to a ssl certificate (from GoDaddy) to install on IIS - Super User openssl - How to associate a private key (.key) file to a ssl certificate (from GoDaddy) to install on IIS - Super User](https://i.sstatic.net/wwSsI.png)
openssl - How to associate a private key (.key) file to a ssl certificate (from GoDaddy) to install on IIS - Super User
![certificate - I have private key in text file. How to generate .pem file or .cer file - Stack Overflow certificate - I have private key in text file. How to generate .pem file or .cer file - Stack Overflow](https://i.stack.imgur.com/Qctaf.png)
certificate - I have private key in text file. How to generate .pem file or .cer file - Stack Overflow
![Generating self-signing certificate using IIS and exporting keys to CER, PFX and PEM formats | igorkantor Generating self-signing certificate using IIS and exporting keys to CER, PFX and PEM formats | igorkantor](https://igorkantor.wordpress.com/wp-content/uploads/2011/12/cer-file.png)