The public key pin use to protect site

Google Cloud Apigee
1

HI

The public key pin use to protect site as suggested. Should be add The public key pin use to protect site . Kindly let us know if we this works out as per your experience.

Regards,

sun

2

Adding more info.

Public-Key-Pins: pin-sha256 = “pin-value”; max-age = expire-time; includeSubDomains; report-uri = "uri

Should we use these headers or more in headers?