How to use ssl certificate decoder

SSL Certificate Decoder — Paste PEM — free, instant, and private.

The SSL Certificate Decoder runs entirely in your browser. No account, no server upload.

Try it live

How it works

  1. Open the tool and enter your input.
  2. Results update instantly as you type.
  3. Copy or download the output — data stays on your device.

Privacy

All processing is client-side. Your input never leaves your browser.