Imports github.com/golang/protobuf/proto github.com/hyperledger/fabric/bccsp/factory github.com/op/go-logging github.com/hyperledger/fabric/protos/msp github.com/hyperledger/fabric/bccsp github.com/hyperledger/fabric/bccsp/signer github.com/hyperledger/fabric/protos/common Standard library imports bytes crypto/rand crypto/x509 encoding/hex errors fmt io/ioutil math math/big path/filepath reflect crypto/x509/pkix encoding/pem encoding/asn1