CSR CERT Generation Wildcard ECC

0-my-way.sh

# openssl ecparam -name secp521r1 -genkey |  openssl ec -out STAR_yoursite_com_br.key
openssl ecparam -name secp384r1 -genkey |  openssl ec -out STAR_yoursite_com_br.key
openssl req -new -key STAR_yoursite_com_br.key -out STAR_yoursite_com_br.csr # -subj /CN=*.yoursite.com.br;
cat STAR_yoursite_com_br.csr

CSR-CERT-Generation-wildcard-ecc.sh

    openssl ecparam -genkey -name secp384r1 | openssl ec -out STAR_yoursite_com_br.key; openssl req -new -key STAR_yoursite_com_br.key -out STAR_yoursite_com_br.csr -subj /CN=*.yoursite.com.br; cat STAR_yoursite_com_br.csr

other-way-csr-ecc-complete-info.sh

#Please run this command for the private key generation, firstly:
openssl ecparam -out privatekey.key -name prime256v1 -genkey
# Then, please run this command to create the CSR:
openssl req -new -key privatekey.key -out request.csr -sha256