Convert Your CER/CRT Files to PFX (PKCS#12/P12)

Bundle your CER/CRT digital certificate file and cryptographic key into a single package using our free online conversion tool. You can also choose whether to include the trust chain in the file or secure the file with a password.

The best part? Everything takes place within your browser — meaning that nothing is transmitted over the internet or is sent to our server.

Use Our Browser-Based Certificate Converter

Certificate File (.crt, .cer, .pem, .txt) *

Private Key File (.key, .pem, .txt) * RequiredUpload the private key. This field is mandatory.

CA Bundle / Intermediate Certificate (Optional)

PFX Password (Optional)

OpenSSL/Bash (Linux/Unix): Convert CER/CRT to PFX

Copy and paste the following command into your CLI to combine your server certificate and private key. (Reminder: Replace the placeholder values with your custom file names + extensions.)

Need to include the intermediate CA certificate in the bundle? Select the Include Intermediate / CA Bundle box below before copying the command. When prompted, enter your password (optional) into the command line.

Include Private Key

Include Intermediate / CA Bundle

OpenSSL/Bash (Linux/Unix) Command:

openssl pkcs12 -export -out certificate.pfx -in certificate.crt -nokeys