LetsEncrypt Certificate for HP M277dw

Remember to keep it updated or you will break AirPrint functionality with an invalid certificate.

openssl pkcs12 -export -out hpm277dw.pfx -inkey rylander.io.key -in rylander.io.cer
Enter Export Password:
Verifying - Enter Export Password:

shell script, set it to executable and remember to set a password

create_pfx.sh

#!/bin/bash

openssl pkcs12 -export -out hpm277dw.pfx -inkey rylander.io.key -in rylander.io.cer

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