Hpkp

Delete a HSTS Key Pin in Chrome

Here are the steps to take on Chrome when a HSTS key pin is set on a website, but incorrect. Go to the net-internals settings to search for the domain.

Deleting Outdated HPKP Key Pins in Firefox

HPKP is great to pin a certificate to a website, unless it starts blocking access to it. Here is how to solve the issue for an oudated HPKP key pin.