Test Your Website for HTTP Public Key Pinning Header

Check if your site is using HPKP to defend fraudulent certificate attack

Netsparker Web Application Security Scanner - the only solution that delivers automatic verification of vulnerabilities with Proof-Based Scanning™.

What is HPKP Header?

HPKP (HTTP Public Key Pinning) is a security header which aims to reduce the MITM (man-in-the-middle) attack by pinning the certificates.

You may refer this Mozilla guide to know about the implementation procedure. Once you are done with the configuration, use HPKP header tool to verify.