Generating SSL Server CSR with Keytool - dogtagpki/pki GitHub Wiki
To generate an RSA key:
$ keytool \
-genkeypair \
-keystore keystore.p12 \
-storetype pkcs12 \
-storepass Secret.123 \
-alias sslserver \
-dname "CN=$HOSTNAME" \
-keyalg RSA \
-keypass Secret.123
To generate an ECC key:
$ keytool \
-genkeypair \
-keystore keystore.p12 \
-storetype pkcs12 \
-storepass Secret.123 \
-alias sslserver \
-dname "CN=$HOSTNAME" \
-keyalg EC \
-keypass Secret.123
$ keytool \
-certreq \
-keystore keystore.p12 \
-storetype pkcs12 \
-storepass Secret.123 \
-alias sslserver \
-file sslserver.csr