example to use keytool to set up public/private keys

1. Run the following two commands to generate keystore
   keytool –genkeypair –alias dlkey -keypass password -storetype jks –keystore dlkeystore.jks -storepass password -validity 365 -keyalg RSA
2. Export certificate of private key dlkey
   keytool –exportcert –alias dlkey -file dlkey.cert -keystore dlkeystore.jks -storepass password
3. Send the dlkey.cert (public key) to target server.
4. Run the following command to import the server certificate (fnet.net.cer) to keystore

keytool –importcert –file fnet.net.cer -alias dlcert -keypass password -keystore dlkeystore.jks –storepass password