tropical32

Generate an EC private key for the root certificate:

openssl-1.1 ecparam -name prime256v1 -genkey -noout -out root.key

Create a root certificate signing request:

openssl-1.1 req -new -key root.key -out root.csr -subj "/CN=Root CA"

Create a self-signed root certificate:

tropical32

#!/usr/bin/env python3

# based on https://gist.github.com/fufexan/de2099bc3086f3a6c83d61fc1fcc06c9

import struct
import os
import sys
import math

# ===== PARAMETERS =====