Questions tagged [aws]
For questions relating to Amazon Web Services and its pertinence to the Internet of Things. Use this tag for platform specific questions. If the question is referring to a generic platform consider using cloud computing.
38
questions
0
votes
1
answer
16
views
What is the difference between using CreateCertificateFromCsr and CreateKeysAndCertificate?
When doing fleet registration of IoT devices on AWS' IoT, what is the difference between using
CreateCertificateFromCsr and CreateKeysAndCertificate? They seem similar enough to where both are not ...
- 103
2
votes
1
answer
588
views
Connecting cellular module SIM7070G to AWS MQTT
I have troubles connecting SIM7070G (SIM7000 family) to AWS over built-in MQTT using AWS certificates. I've succeeded previously using the module only as a cellular gateway, but running FreeRTOS+...
- 151
2
votes
1
answer
221
views
MQTT disconnects from AWS when publishing a message
Please look at this sketch for ESP32. It does nothing but:
connects to WiFi
connects to AWS MQTT
subscribes to the /get/accepted topic
every 5 s publish an empty message to the /get topic to retrieve ...
- 645
3
votes
1
answer
407
views
How to programmatically retrieve the public key for a Thing in AWS IoT Core?
I am building a system where I would like to send an encrypted message from AWS Lambda (via an AWS IoT Core rule) to a device. Ideally I would like to encrypt this message using the device's public ...
- 151
-1
votes
1
answer
358
views
What is the maximum number of IOT things of topic per AWS account?
What is the maximum number of AWS IOT Things that can be concurrently connected to the IOT broker? Or what is the maximum number of topics that can be created per AWS account?
So for example is it ...
1
vote
1
answer
61
views
Create and manage thousands of "things"
I'm working on a project that might grow up to several thousands of things. The management is on AWS. My lack of knowledge is about practical operations, like the creation of the things.
Currently we ...
- 645
4
votes
1
answer
59
views
Project IoT backend for monitoring sensor data
I'm newbie to cloud-iot services. I was challenged by my lecturer to build a backend system where it can send sensor data to cloud, store it, and host a website page. Its about monitoring microclimate ...
5
votes
1
answer
115
views
Do I need different certificates for every thing?
I'm learning AWS and I created a new thing with the required certificates to access it via MQTT:
root-CA.crt
.private.key
.cert.pem
If I'm not wrong the root-CA.crt file will be the same for all the ...
- 645
0
votes
2
answers
541
views
Why some IoT devices cannot connect to MQTT broker
We have an IoT company and we shipped more than 10.000 products around the world. We have some of our customers (around 5%) that cannot connect their product to MQTT.
Our infrastructure is really easy....
1
vote
1
answer
529
views
Mosquitto does not connect to AWS
I'm new to AWS services, I'm still studying the docs. I received a quite long (working) Python code that exchange data with the Cloud.
Now I want to pub/sub messages with mosquitto.
Basically I'm ...
- 645
1
vote
1
answer
261
views
Best way to store the data received from aws iot core
What I am trying to achieve is that I have an Arduino base which periodically uploads data to AWS IoT-Core. But I am looking for a way to store that data and make it accessible to my web application ...
2
votes
0
answers
80
views
What are the best practises AWS IoT thing registration process?
What are the best practises AWS IoT thing registration process?
How can the process of making devices available to the users be streamlined? I need to know how can this be done in a viable way. ...
- 121
2
votes
1
answer
1k
views
Why one should choose GraphQL instead of MQTT for an IOT project?
Just got assigned to the IoT Project. It is regarding a simple IoT cellular device that pretty much acts as a garage door control. The device can be called using the phone and then opens the gate, ...
- 91
1
vote
1
answer
98
views
Third party IOT Device, traffic through AWS. No local access. Proper way to sniff traffic?
I have a climate monitor/controller that is closed source, has an app for android and ios. all traffic goes through AWS. No open port on device, no local webpage, no local access from app.. Very ...
- 11
1
vote
1
answer
2k
views
ESP32 Cam send picture to cloud AWS [closed]
I am trying to figure out how to convert an image to base64 on the ESP32 Cam board so I could then send it to AWS s3 bucket. Could someone please give me some insight?
- 13
1
vote
1
answer
152
views
I am new to IOT and am looking for some platform I can use to learn how to create IOT applications [closed]
I am very new to IOT and don't have much knowledge of anything to do with it. I have spent a long time trying to learn more about it but everywhere I go to try to learn about IOT, there is always way ...
- 13
2
votes
0
answers
81
views
AWS lambda capture IoT thing creation event
I need to perform some additional operation when new thing created in AWS IOT , to accomplish this requirement needed to trigger a Lambda function upon new thing creation event.
I followed AWS lambda ...
4
votes
2
answers
159
views
Can I run a Greengrass Core and an IoT Device on the same machine?
We are trying to create a system that reads and performs some computation on data coming in via serial port (from a CAN network) and send the results to the cloud. I have been looking into AWS ...
- 43
1
vote
1
answer
102
views
Dash Button indicator Light
I have some Amazon Dash buttons that I want to use for multiple different scenarios, I don't know quite what yet, but I am unable to find a good way to make the indicator light turn green after I have ...
- 113
5
votes
0
answers
163
views
Provisioning "things" on AWS IoT without certificates confusion
I am new to AWS IoT. I wish to use AWS IoT's feature called JITP (Just In Time Provisioning) to provision my gateways automatically. I am using BeagleBone boards as device gateways.
I followed the ...
- 171
1
vote
0
answers
124
views
Alexa - Confirm AMAZON.Number slots
I have an intent to request a bank account info by it's number. I tried with only one slot of AMAZON.Number but if the account number is ***012345, Alexa understand this as ***012337 (last two digits ...
- 133
2
votes
0
answers
92
views
Connect IoT devices to AWS
I have a Moxa I/O Remote connected to a Raspberry Pi running some scripts through pymodbus. I am using MQTT to publish & receive changes/requests in the I/O remote to a web service.
The idea is ...
- 253
2
votes
1
answer
501
views
Alexa - call web API in localhost from AWS Lambda Console
I have my Alexa's lambda function on AWS Lambda Console. There I call a web API I created.
If I call my web API on Visual Studio Code, it works great. But if I use Alexa Developer Console to call my ...
- 133
6
votes
1
answer
919
views
aws iot - mosquitto_sub does not subscribe
This is my policy document:
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": "iot:Connect",
"Resource": [
"arn:aws:iot:us-east-2:000000000000:...
- 1,061
6
votes
2
answers
1k
views
AWS IoT Authentication - Using own certificate not working
I'm trying to set up AWS IoT authentication with using my own certificate according to the docs. I've managed to register a CA, enabled it as well as set it to auto-register. Also, created device cert ...
- 293
5
votes
1
answer
290
views
S3 Actions from ActiveMQ (IoT Core)
I am working on a code for ESP32 which needs to transfers data that is sent via MQTT to AWS S3 storage.
Can Someone help me out on how I can achieve this ?
I have setup the the client and AWS broker ...
4
votes
1
answer
3k
views
Data from ESP32 to AWS S3
Can someone here help me out with code to send data from esp32 to aws s3 storage ?
I am using esp-idf as I have other code running on the esp32 as well.
I am new to aws so any help would be good.
6
votes
1
answer
160
views
Which is the right way to use AWS-IoT for big quantities of devices?
I'm studying AWS IoT for a big project and I want to understand more about this amazing service, so here I am with a question for you.
Each example inside the documentation of AWS IoT talks about one ...
6
votes
1
answer
558
views
Create a toggle between two actions in IFTTT
I have a simple device (Nordic Thingy 52) with a push button which can trigger the Maker Webhooks service in order to pass an event (button_press), which I am currently using to then trigger the Smart ...
- 121
8
votes
1
answer
96
views
Subscibe to specific device with AWS or Azure IoT services
There are 1,000 IoT devices which need to send data to the cloud each second. There is a mobile app. The mobile app user can see messages from a single device at a time only. Is there any simple (...
- 221
5
votes
1
answer
594
views
Deploy Scripts to AWS-Greengrass without AWS-Lambda
Is it possible to deploy to Greengrass from another source besides Lambda?
Could I possibly connect to AWS-Greengrass with a client like MQTT.fx and deploy scripts to it?
I have tried several times ...
4
votes
1
answer
766
views
My thing connected to AWS IoT but it does not publish messages
This question is related to this one after you helped me to fix my mistake I have connected to Eclipse broker, it worked just fine, connection and publishing, then I switched to AWS IoT broker with ...
- 603
3
votes
1
answer
264
views
Using AWS Lambda function to create a monitoring website for IoT devices [closed]
I want to create a web site to monitor my IoT devices, so I went through many tutorials to achieve that.
The most common way that is used in the tutorials is writing to DynamoDB from IoT then using ...
- 603
5
votes
1
answer
4k
views
Can multiple subscribers subscribe to the same topic from AWS IoT?
Just like what the question asks, can multiple subscribers subscribe to the same topic reading the same message from AWS IoT?
- 53
9
votes
1
answer
818
views
Connecting web app to IoT AWS
I am using Raspberry Pi as a web server this web is to control CNC machine as you can see in the following picture.
(I took it from git hub)
I can enter the g code manually or I can upload the g ...
- 603
7
votes
1
answer
4k
views
What is the "event" of a AWS lambda-function, and how do I send one through the API Gateway?
An AWS lambda function has an "event" and a "context" as in parameters. The "event" is a json object.
I try to connect an API (manager through the AWS API Gateway) to my lambda function, sending the ...
- 663
12
votes
2
answers
1k
views
How can I set up main and failover MQTT subscribers for a job queue with AWS IoT?
I have an system where a client (let's call it ClientA) can publish requests to a particular MQTT topic. The broker, in case it matters, is Amazon Web Services. Then I have another client (let's call ...
- 231
7
votes
1
answer
696
views
When setting up 'Things' in AWS IoT, can I have one thing, and then have many instances of that Thing?
I might be putting this into software terms, but I just want to have all my things be the same type, but have multiple instances (multiple things). Each thing must be able to be referenced ...
- 258