openssl pkcs12 -in disco.p12 -nocerts -nodes -out disco.pem
openssl rsa -in disco.pem -outform PVK -out disco.pvk
openssl pkcs12 -in disco.p12 -nokeys -out disco.cert
openssl crl2pkcs7 -nocrl -certfile disco.cert -outform DER -out disco.spc
openssl rsa -inform PEM -in disco.pem -outform DER -out disco.der