WorkbenchA useful little toolbox.

PFX → PEM

Extract a certificate chain and optionally private keys from PKCS#12.

Processed on your device. No file upload.
Choose a file to get started

Drop it here, or use the file picker.

How to use this tool

  1. Choose your file or try the example.
  2. Run the tool and check the result.
  3. Save the result where a download is available.

Supported features & limits

Requires the PFX password. Exports certificates by default. If you include private keys, the ZIP contains unencrypted PEM keys. Supports node-forge-compatible PKCS#12 algorithms. Maximum 10 MB.

What happens to my files?

Your browser reads the file locally. File contents are not sent to our server. Closing or resetting this page clears the working result. Downloaded copies remain on your device.

Maintained by Roman Zmazhenko. Updated 1 November 2026.