# Certificate Format Converter

> Convert certificates between PEM and DER, unpack PKCS#7 (.p7b) and PKCS#12 (.p12/.pfx) files, and build a .p12 from a certificate and key.

- URL: https://prismkit.hippodev.app/en/crypto/certificate-format-converter
- Category: Crypto & Security
- Runs: client-side, no upload

This is an interactive tool — open https://prismkit.hippodev.app/en/crypto/certificate-format-converter to use it.