SSL Certificate Converter
Convert SSL certificates to various formats
Features
Supports four certificate formats
Convert between PEM, DER, P7B, and PFX
Bundle intermediate certificates too
Add up to two intermediate certificates to build a certificate chain
Generate a PFX with a private key
Create a PFX file that bundles the private key and certificate
Conversion completes in the browser
Process entirely on your device without uploading files
How to use
Choose input and output formats
Specify the source and target from the input format and output format dropdowns
Select the certificate file
Select the certificate file, and add the private key or intermediate certificates as needed
Enter the PFX password
When PFX is involved, enter the encryption password in the password field
Press the convert button to run
Press the convert button to convert in the browser and generate the result
Download the converted result
Save the converted certificate file from the download button
Use cases
Install a certificate on a server
Convert to the PEM format required by Apache or Nginx and install it
Use in a Windows environment
Convert the certificate and private key into a bundled PFX format and install it on IIS
Apply to a Java environment
Convert the certificate to the DER format handled by the Java platform
Migrate to another server
Convert a certificate exported from the current server to the destination's format
Safety and privacy
Runs entirely in your browser
Your input data is processed only within your browser and is never sent externally.
Processing only in your browser
certificate format conversion is processed entirely within your browser, and input data is not sent to any server.
Communications encrypted with HTTPS
Page loading is also encrypted by TLS, and content cannot be read by third parties.
No transmission to third parties
Input content is not sent to external services such as ad networks or trackers.
No automatic saving of results
the certificate and private key and input suggestions are not stored on the server.