openssl genrsa -out test.key 1024
openssl rsa -in test.key -pubout -out test.pub_key
openssl pkcs8 -topk8 -inform PEM -outform DER -in test.key -nocrypt | base64
openssl dgst -sha256 test.h5 | openssl rsautl -sign -inkey test.key -keyform PEM | base64
openssl dgst -sha256 -sign test.key -out h5.sign test.h5
openssl dgst -sha256 -verify test.pub_key -signature h5.sign test.zip
openssl dgst -sha256 -sign test.key test.h5|base64
openssl rsa -in test.key -text
openssl pkcs7 -inform DER -in CERT.RSA -noout -print_certs -text (打印CERT.RSA中的证书)