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# Installing the tree app
sudo apt-get install tree
# Changing Directory
cd ..
# Listing root folder structure
tree -d -L 1
# Checking the Openssl Version
openssl version a
# Creating a cert - folder
mkdir certs
# Changing Directory
cd certs

# Generating the Cert
openssl req -x509 -newkey rsa:4096 -sha256 -days 3650 -nodes \
  -keyout cert.key -out cert.crt -extensions san -config \
  <(echo "[req]"; 
    echo distinguished_name=req; 
    echo "[san]"; 
    echo subjectAltName=DNS:<domain>,IP:<IP>
    ) \
  -subj "/CN=<domain>"

# Looking for the new generated certs
ls
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