suite, which can be used for application delivery, device information reporting, etc. Mandatory certificate authentication to ensure transmission security; The official module baetyl-hub provides message message is 0, even if the subscription QoS is 1, the message is sent at the level of QoS 0. If certificate mutual authentication is used, the client must send a non-empty username and empty password when ws://:8080/mqtt - wss://:8884/mqtt certificate: SSL/TLS certificate authentication configuration, if `ssl` or `wss` is enabled, it must be configured. ca: Server CA certificate path key: Server private key

suite, which can be used for application delivery, device information reporting, etc. Mandatory certificate authentication to ensure transmission security; • The official module baetyl-hub provides message message is 0, even if the subscription QoS is 1, the message is sent at the level of QoS 0. • If certificate mutual authentication is used, the client must send a non-empty username and empty password when ws://:8080/mqtt - wss://:8884/mqtt certificate: SSL/TLS certificate authentication configuration, if `ssl` or `wss` is ˓→enabled, it must be configured. ca: Server CA certificate path key: Server private key

suite, which can be used for application delivery, device information reporting, etc. Mandatory certificate authentication to ensure transmission security; • The official module baetyl-hub provides message message is 0, even if the subscription QoS is 1, the message is sent at the level of QoS 0. • If certificate mutual authentication is used, the client must send a non-empty username and empty password when ws://:8080/mqtt - wss://:8884/mqtt certificate: SSL/TLS certificate authentication configuration, if `ssl` or `wss` is ˓→enabled, it must be configured. ca: Server CA certificate path (continues on next page)

suite, which can be used for application delivery, device information reporting, etc. Mandatory certificate authentication to ensure transmission security; The official module baetyl-hub provides message message is 0, even if the subscription QoS is 1, the message is sent at the level of QoS 0. If certificate mutual authentication is used, the client must send a non-empty username and empty password when ws://:8080/mqtt - wss://:8884/mqtt certificate: SSL/TLS certificate authentication configuration, if `ssl` or `wss` is enabled, it must be configured. ca: Server CA certificate path key: Server private key