Convert pfx to PEM: openssl pkcs12 -in certificatename.pfx -out certificatename.pem Do this dumps out a single plain text file. Alternatively, if you want to generate a PKCS12 from a certificate file (cer/pem), a certificate chain (generally pem or txt), and your private key, you need to use the following command: openssl pkcs12 -export -inkey your_private_key.key -in your_certificate.cer -certfile your_chain.pem -out final_result.pfx Linked Documentation: Open the PKCS #12 PEM file in a text editor and copy each section of the file into its own file: The first block is the root certificate, copy the text between and including the begin and end markers: I'm working on configuring a couple of different Java-based servers (SonarQube and TeamCity) to use HTTPS for connectivity, which is fairly easy if you have a PKCS#12 format cert file.In this post, I'll walk through an option (there are others) for converting a .cert, .crt or .cer file into the PKCS#12 format us built-in Windows certificate store. Convert PEM to PFX. note that the password cannot be empty. Open a command prompt and navigate to the directory that contains the cert_key_pem.txt file. After reading the ppk file with puttygen and converting the private key to openssh, this is what I try to execute: The content of the PEM certificate must be split into three separate files. Convert PEM to P7B. combine key and cert, and convert to pkcs12: cat example.com.key example.com.cert | openssl pkcs12 -export -out example.com.pkcs12 -name example.com. These certificate formats are required for different platforms and devices. CONVERT FROM DER FORMAT . openssl crl2pkcs7 -nocrl -certfile certificate.cer -out certificate.p7b -certfile CACert.cer. PHP SDK users don't need to convert their PEM certificate to the .p12 format. enter the password for the key when prompted. I'm trying to convert a putty ppk file to pkcs12 for use by a Java keystore. Our SSL Converter allows you to quickly and easily convert SSL Certificates into 6 formats such as PEM, DER, PKCS#7, P7B, PKCS#12 and PFX. Execute the following OpenSSL command to create a PKCS12 (.p12) file: openssl pkcs12 -export -inkey cert_key_pem.txt -in cert_key_pem.txt -out cert_key.p12 Depending on the server configuration (Windows, Apache, Java), it may be necessary to convert your SSL certificates from one format to another. SSL Converter allows you to convert SSL-certificates in various formats: pem, der, p7b and pfx. Convert fullchain PEM & Private Key (Let’s Encrypt) to PFX/P12 openssl pkcs12 -export -out sysinfo.io.pfx -inkey privkey.pem -in fullchain.pem Tip: If you are scripting the certificate export, you can specify the password so that it does not prompt you for it by using the “-passout pass:” paramter. Convert the certificate from PEM to PKCS12, using the following command: openssl pkcs12 -export -out eneCert.pkcs12 -in eneCert.pem You may ignore the warning message this command issues. For example, Windows servers require a .pfx file and the Apache server require PEM (.crt, .cer) files. how to convert an openssl pem cert to pkcs12. The only commands I see to convert to pfx require the cer and private keys in separate files: DER a binary form of PEM. Now how do I convert this plain text pem back to pfx? I've Googled half the internet, and all approaches hinge around using openssl to convert the ppk file to pkcs12. You need to concatenate all the PEM files into one, then convert it to PKCS#12: $ cat certificate.crt intermediate.crt > bundle.crt $ openssl pkcs12 -export -out certificate.pfx -inkey privateKey.key … This takes two steps: openssl pkcs12 -in certificatename.pfx -nocerts -nodes -out certificatename.pem openSSL pkcs8 -in certificatename.pem -topk8 -nocrypt -out certificatename.pk8 openssl pkcs12 -export -out certificate.pfx -inkey privateKey.key -in certificate.crt -certfile CACert.crt. 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