now to get the Android signature, you can see that there is a step in the online blog:
get the platform.x509.pem,platform.pk8 in the system"s / build/target/product/security/ directory.
but I can"t find this directory in the android set-top box, nor can I find it on my phone.
how to find the directory from getting platform.x509.pem,platform.pk8.
this is the root directory obtained by the set-top box, and no build was found