It won't, see code here -> https://github.com/mozilla/MozStumbler/blob/dev/android/src/main/java/org/mozilla/mozstumbler/service/stumblerthread/blocklist/SSIDBl

It won't, see code here -> https://github.com/mozilla/MozStumbler/blob/dev/android/src/main/java/org/mozilla/mozstumbler/service/stumblerthread/blocklist/SSIDBlockList.java#L23 https://github.com/mozilla/MozStumbler/blob/dev/android/src/... The first check is "if we don't get a SSID, we don't collect". That's what happens with hidden networks.