Mosquitto-ssl

Mosquitto-ssl

Securing mosquitto

```shell script
# Create certificate authority key
openssl genrsa -des3 -out ca.key 2048
openssl req -new -x509 -days 1826 -key ca.key -out ca.crt
# Server key
openssl genrsa -out server.key 2048
openssl req -new -out server.csr -key server.key
openssl x509 -req -in server.csr -CA ca.crt -CAkey ca.key -CAcreateserial -out server.crt -days 360

>
(.venv) ➜  mosquitto ls -1
ca.crt
ca.key
ca.srl
server.crt
server.csr
server.key
```

Configure tls on and keys in mosquitto.conf
```
tls_version tlsv1.2
listener 8883
cafile mosquitto/ca.crt
certfile mosquitto/server.crt
keyfile  mosquitto/server.key
```