Seeking Better Certainty of Device States

[bertabcd1234]

Yes, also linked to in the docs:

[GUIDE] Writing Z-Wave Drivers for S2

Security Encapsulation Built-in method zwaveSecureEncap handles proper security encapsulation based on what the device is granted during inclusion and if the command is expected to be encapsulated by the receiving device. String zwaveSecureEncap(String cmd) Supervision Supervision is the mechanism used to ensure reception of a command by the hub or device as ACK packets alone aren't sufficient when included with S2. The nonce in S0 is requested at the beginning of each command sent, in S2 c…

The driver you were previously referred to may also be using it already (or not; I did not look at the code).