$ mkdir SSL
$ cd SSL
$ mkdir -p ./demoCA/certs ./demoCA/crl ./demoCA/private ./demoCA/newcerts
$ touch ./demoCA/index.txt
$ echo '01' > ./demoCA/serial
$ openssl req -new -x509 -keyout ./demoCA/private/cakey.pem -out ./demoCA/cacert.pem -days 3650

Country Name (2 letter code) [GB]:AU
State or Province Name (full name) [Berkshire]:New South Wales
Locality Name (eg, city) [Newbury]:Sydney
Organization Name (eg, company) [My Company Ltd]:Techie-Blogs
Organizational Unit Name (eg, section) []:Techie-Blogs
Common Name (eg, your name or your server's hostname) []:techie-blogs.com
Email Address []:marcus@techie-blogs.com