cd /etc/ssl/hpkp/tollwerk.de

openssl genrsa -out tollwerk_de.second.key 4096
openssl req -new -key tollwerk_de.second.key -sha256 -out tollwerk_de.second.csr
openssl req -pubkey < tollwerk_de.second.csr | openssl pkey -pubin -outform der | openssl dgst -sha256 -binary | base64

# IktlynCPgsYgaFU2bGDbmQQt+xB/e3pqiIWM08Wo6fE=

openssl genrsa -out tollwerk_de.third.key 4096
openssl req -new -key tollwerk_de.third.key -sha256 -out tollwerk_de.third.csr
openssl req -pubkey < tollwerk_de.third.csr | openssl pkey -pubin -outform der | openssl dgst -sha256 -binary | base64

# GAEdJjO4u7V/FzqxY0uN7SVfMppmk9vCWCwFQYQDXJo=