Android自制rom，为update.zip签名

确认已经安装好openssl

openssl genrsa -out key.pem 1024
openssl req -new -key key.pem -out request.pem
openssl x509 -req -days 366000 -in request.pem -signkey key.pem -out certificate.pem
openssl pkcs8 -topk8 -outform DER -in key.pem -inform PEM -out key.pk8 -nocrypt 
java -jar signapk.jar certificate.pem key.pk8 update.zip sign-update.zip

signapk.jar
链接: https://pan.baidu.com/s/1gfvPZe7 密码: x3uu