Create a self signed certificate

selfSignedCert.sh

ichramm@wilderkrieger:ssl_certificate (master *)$ cat my.cnf
[req]
distinguished_name  = req_distinguished_name
x509_extensions     = v3_req
prompt              = no

[req_distinguished_name]
C           = UY
ST          = Montevideo
L           = Montevideo
O           = Company
OU          = test
CN          = *.fakedomain.com

[v3_req]
keyUsage           = keyEncipherment, dataEncipherment
extendedKeyUsage   = serverAuth
subjectAltName = @alt_names
[alt_names]
DNS.1 = *.fakedomain.com
DNS.2 = fakedomain.com

ichramm@wilderkrieger:ssl_certificate (master *)$ openssl genrsa -out fakedomain.com.key 2048
Generating RSA private key, 2048 bit long modulus
...................................+++
.........................................................+++
e is 65537 (0x10001)
ichramm@wilderkrieger:ssl_certificate (master *)$ openssl req -new -key fakedomain.com.key -out fakedomain.com.csr -config my.cnf
ichramm@wilderkrieger:ssl_certificate (master *)$ openssl x509 -req -extensions v3_req -days 3650 -in fakedomain.com.csr -signkey fakedomain.com.key -out fakedomain.com.crt -
extfile my.cnf
Signature ok
subject=/C=UY/ST=Montevideo/L=Montevideo/O=Company/OU=test/CN=*.fakedomain.com
Getting Private key
ichramm@wilderkrieger:ssl_certificate (master *)$