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Solved: How do I convert .pem to .crt for SSL renewal in Windows Server 2012?


SSL certificate on the RD Web Access server is due to expire in a few weeks. I have generated a CSR from the RD Web Access server and sent it to the SSL certificate issuing authority. SSL renewing company has issued a file with .pem extension that needs to apply on Windows Server 2012. Please let me know if I need to convert this extension into a different format and then apply the certificate?


Step 1: Copy the PEM file to the folder of OpenSSL.

Step 2: Open the command prompt.

Step 3: Navidate to the OpenSSL folder

Step 4: Execute the following command to convert PEM to CRT: openssl x509 -outform der -in your-cert.pem -out your-cert.crt

Solved: How do I convert .pem to .crt for SSL renewal in Windows Server 2012?

Alex Lim is a certified IT Technical Support Architect with over 15 years of experience in designing, implementing, and troubleshooting complex IT systems and networks. He has worked for leading IT companies, such as Microsoft, IBM, and Cisco, providing technical support and solutions to clients across various industries and sectors. Alex has a bachelor’s degree in computer science from the National University of Singapore and a master’s degree in information security from the Massachusetts Institute of Technology. He is also the author of several best-selling books on IT technical support, such as The IT Technical Support Handbook and Troubleshooting IT Systems and Networks. Alex lives in Bandar, Johore, Malaysia with his wife and two chilrdren. You can reach him at [email protected] or follow him on Website | Twitter | Facebook

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