Set the secret value of this item.
Each item has a single secret which might be a password or some other secret binary value.
This function returns immediately and completes asynchronously.
a new secret value
optional cancellation object
called when the operation completes
data to pass to the callback
See Implementation
Set the secret value of this item.
Each item has a single secret which might be a password or some other secret binary value.
This function returns immediately and completes asynchronously.