client-certificate-auth API Reference

---

client-certificate-auth API Reference / parsers / parseBase64Der

Function: parseBase64Der()

parseBase64Der(headerValue): PeerCertificate | null

Defined in: parsers.js:302

Parse base64-encoded DER certificate (Cloudflare format). Also handles Traefik's comma-separated cert chains - parses all certs and links them via the issuerCertificate property.

Parameters

headerValue

string

Base64-encoded DER certificate(s)

Returns

PeerCertificate | null

Parsed certificate or null on failure

See

https://developers.cloudflare.com/api-shield/security/mtls/configure/