|Check user credentials with topic restriction from a JSON file in the MQTTnet.Server|https://github.com/SeppPenner/NetCoreMQTTExampleJsonConfig|
|Check user credentials with topic restriction from a JSON file in the MQTTnet.Server|https://github.com/SeppPenner/NetCoreMQTTExampleJsonConfig|
|Check user credentials (hashed user passwords) with topic restriction from a JSON file in the MQTTnet.Server|https://github.com/SeppPenner/NetCoreMQTTExampleJsonConfigHashedPasswords|
|Check user credentials with topic restriction from a database in the MQTTnet.Server|https://github.com/SeppPenner/NetCoreMQTTExampleIdentityConfig|
|Check user credentials with topic restriction from a database in the MQTTnet.Server|https://github.com/SeppPenner/NetCoreMQTTExampleIdentityConfig|