Last call to make your voice heard! Our 2022 Developer Survey closes in less than a week. Take survey.
13 votes

How do I secure communication between app and IoT device?

If you can have end-to-end TCP, then use end-to-end TLS (e.g. with HTTPS). Don't reinvent the wheel, especially when it comes to cryptography — most people get it wrong. Unless the device is too ...
user avatar
13 votes
Accepted

How do I secure communication between app and IoT device?

To ensure that your device is secure enough, I have several tips: Add some encryption to the Bluetooth communication. I'd recommend keeping the encryption keys off air. For example, you might ask the ...
user avatar
  • 431
5 votes

Looking for direction to find a specific hardware

The flic button from shortcut labs meets most (but not all) of your requirements. (not cheap and the light only comes on when the button is pushed iirc, but might be hackable/fixable at the firmware ...
user avatar
  • 11.9k
4 votes

IoT applications with heavy-load wireless communications

Your best source of consumer IoT that use/generate large amounts of data is most likely going to be Camera/streaming video devices. Advances in on device motion/person detection mean that even these ...
user avatar
  • 11.9k
4 votes
Accepted

Set Arlo Mode with SmartThings

It is said in netgear pages that: After you integrate your Arlo cameras into the SmartThings app, you must use the SmartThings app to configure your modes and rules. If you edit your modes and ...
user avatar
  • 4,301
4 votes

How can I aggregate QS data from different sources on one and unique dashboard?

It probably won't come as a surprise to you, but it doesn't seem like there are any pre-existing solutions which can link your devices together. However, since you said you were interested in custom-...
user avatar
3 votes
Accepted

Best way to set up a portable local IoT network?

The only two network types you can count on on a phone are WiFi and BLE (or cellular, but you told us there’s no Internet). LoRa is indeed never available. WiFi requires the user to connect to the ...
user avatar
  • 1,748
3 votes
Accepted

How are cameras utilized in SmartThings?

I don't get what you mean by presence, but you can get notifications of door bell button push and / or when motion detection gets triggered. I understood from the specifications that with SmartThings ...
user avatar
  • 4,301
3 votes

Set Arlo Mode with SmartThings

This ended up working for me: Create a new mode in Arlo app. Have it do any recording or notifications Connect Arlo to SmartThings (using Arlo Connect SmartApp) Add each Arlo device as needed Select ...
user avatar
  • 1,787
2 votes

How to setup time alarm as a silent vibration?

I've found that this can be achieved using Sedentary Alert in VeryFitPro app for iOS, by selecting the start and finish time with the interval, and a smart watch will only vibrate in the morning when ...
user avatar
  • 1,488
2 votes

IoT applications with heavy-load wireless communications

I'm familiar with a product which records information such as direction, speed (RPM), and torque on a device which operates at a high rate of speed. We aggregate data during normal operation, but if ...
user avatar
2 votes

Is a mobile device to IoT device bluetooth connection possible without pairing?

Pairing is more often related to classic Bluetooth than Bluetooth Low Energy. Mobiles phones (both Android and iOS) can talk to a BLE device without prior pairing. However, on iOS you will need a app ...
user avatar
  • 1,748
2 votes
Accepted

Samsung SmartThings washer and dryer unable to connect to the app

I'm not sure how, but the devices recently started working as expected. If others run into the same issue, I suggest updating your UDM (or whatever router you use) to the latest software version (I'm ...
user avatar
2 votes
Accepted

Does iPhone 11 device contain multiple UWB receivers?

These systems use multiple antenna, not multiple distinct radios to compute angle of arrival based on time of arrival at each antenna. It's probably worth noting that these radios tend to be SDR (...
user avatar
  • 11.9k
1 vote
Accepted

How to detect the relative direction of two mobile devices?

Direction detection is one of the selling points for UWB (Ultra Wide Band) and Bluetooth 5.0 when combined with multiple antenna arrays. This allows for AoA (Angle Of Arrival) to be calculated which ...
user avatar
  • 11.9k
1 vote

How to detect the relative direction of two mobile devices?

This problem can't easily be solved without being able to install software on both devices. Devices usually have screen on front, and camera on front and back. So if you were to use screen to show a ...
user avatar
1 vote

How to add the feature of adding wifi device or iot device in an app?

Your question is a bit like saying "I want to use public transport so I don't need to buy a car and pay for its maintenance and gas, but I want to customise it". Online platforms such as Appypie's ...
user avatar
  • 1,748

Only top scored, non community-wiki answers of a minimum length are eligible