Azure/azure-iot-sdk-csharp

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A C# SDK for connecting devices to Microsoft Azure IoT services

Stars: 477
Forks: 492
Open beginner issues: 0
Indexed issues: 37
Avg merge: 9h 55m
Merged PRs (30d): 2

Dominant language: C#
License: No license data
Last GitHub push: Sep 1, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

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37 open issues indexed

[Bug Report] Query API Lacks Parameterization, Enabling SQL Injection Open

bug

Difficulty 5/5 Over a week Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3512 · 1 reaction · Opened Mar 3, 2026
[Bug Report] IoT Hub Query — GROUP BY Without Aggregate Does Not Deduplicate Rows Open

bug

Difficulty 5/5 Over a week Newbie friendliness 25/100

Azure/azure-iot-sdk-csharp#3511 · 1 reaction · Opened Mar 3, 2026
[Bug Report] RegistryManager.CreateQuery does not support cancellation tokens Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

Azure/azure-iot-sdk-csharp#3499 · Opened Oct 17, 2025
[feature request] Remove some (unnedeed) dependencies Open

enhancement v2

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

Azure/azure-iot-sdk-csharp#3491 · 1 comment · Opened Aug 5, 2025
[Bug Report] AmqpIotTransportLog logs Message as Member and vice versa Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

Azure/azure-iot-sdk-csharp#3490 · Opened Jul 25, 2025
[Technical Question] Set EventHub PartitionKey on device message send Open

question

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

Azure/azure-iot-sdk-csharp#3488 · 2 comments · Opened Jul 10, 2025
[Bug Report] Sometimes SendEventAsync fails with UnauthorizedAccess Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Azure/azure-iot-sdk-csharp#3487 · 1 comment · Opened Jul 1, 2025
Support WebSocket connection to IoT Hub via an Application Gateway. Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

Azure/azure-iot-sdk-csharp#3485 · Opened May 12, 2025
Command Registration throws exception if a too big message was send before Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3484 · Opened Mar 27, 2025
[Bug Report] Solution with .NET8 with latest Microsoft.Azure.Devices.Client is not connecting to IOT Hub Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 18/100

Azure/azure-iot-sdk-csharp#3482 · Opened Feb 10, 2025
[Bug Report] UpdateTwins2Async throws error when updating module twins with the same device ID Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3481 · Opened Jan 8, 2025
[Bug Report] DPS query API does not populate enrollment assignment information Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

Azure/azure-iot-sdk-csharp#3478 · 2 reactions · Opened Nov 27, 2024
[Bug Report] Not clear .NET 8 support status Open

bug v2

Difficulty 2/5 1-3 hours Newbie friendliness 64/100

Azure/azure-iot-sdk-csharp#3475 · 2 comments · 2 reactions · Opened Nov 18, 2024
[Bug Report]RegistryManager.GetDeviceAsync() returns null Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3473 · 1 comment · Opened Oct 11, 2024
[Bug Report] SendEventAsync() hangs forever when the DeviceClient is Closed/Disposed while ConnectionStateChangedHandler is running Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3469 · 1 comment · Opened Aug 1, 2024
Device Client Reconnects After Extended 'Disconnected_Retrying' State Without Entering 'Retry_Expired' as Documented Open

area-documentation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3468 · 1 comment · 6 reactions · Opened Jul 30, 2024
[Bug Report]DeviceClient.GetFileUploadSaSUriAsync() returns invalid SAS when hub is using System-identity. Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3460 · 1 comment · 1 reaction · Opened Jun 13, 2024
[Bug Report]Edgehub - Unknown feedback message - Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Azure/azure-iot-sdk-csharp#3451 · 3 comments · Opened Apr 11, 2024
DeviceNotFoundException results in InvalidErrorCode (404103) Open

bug fix-checked-in

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3442 · 2 comments · 1 reaction · Opened Mar 14, 2024
[feature request] Make DPS Queries testable Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3439 · 2 comments · Opened Mar 5, 2024
[Bug Report] When try to fetch reported properties after updating the reported property it will return previous version of reported property not the latest one. Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3437 · 2 comments · Opened Feb 28, 2024
[feature request] Move to System.Text.Json to support AOT Open

enhancement IoTSDK v2

Difficulty 5/5 Over a week Newbie friendliness 38/100

Azure/azure-iot-sdk-csharp#3424 · 5 comments · 4 reactions · Opened Jan 14, 2024
[Bug Report] AMQP DeviceClient is slow to respond to device being disabled Open

bug IoTSDK

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3422 · Opened Jan 11, 2024
How to use tpm private key for TLS with IoT Hub SDK (Not TPM Attestation) - for DeviceAuthenticationWithX509Certificate Open

enhancement IoTSDK question

Difficulty 3/5 1-2 days Newbie friendliness 25/100

Azure/azure-iot-sdk-csharp#3421 · 4 comments · Opened Jan 4, 2024
[Bug Report] WebSockets not working on Web Assembly Open

enhancement IoTSDK

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3412 · 1 comment · Opened Dec 15, 2023
SDK version :2.0.0-preview007 CreateAsync() Json Error Open

bug IoTSDK v2

Difficulty 3/5 1-2 days Newbie friendliness 38/100

Azure/azure-iot-sdk-csharp#3411 · Opened Dec 15, 2023
[Bug Report] [v2] [IoTSDK] ModuleClient.SendMessageToRoute() not firing IncomingMessageCallback when routing M2M Open

bug IoTSDK

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3392 · 1 reaction · Opened Nov 7, 2023
[Bug Report] Cannot invoke direct methods with payload in IotEdge devices. Open

bug IoTSDK

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3381 · 8 comments · Opened Oct 17, 2023
Not able to restart the custom edge module while using the inbuilt "RestartModule" direct method of $edgeAgent from custom iot edge module. Open

bug IoTSDK

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3373 · 14 comments · Opened Sep 25, 2023
After Creating Edge Device returned device ETag includes double quotes Open

bug IoTSDK

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3370 · Opened Sep 15, 2023
After Creating Child Device With Twin, Parent Device wont show child device Open

bug IoTSDK

Difficulty 3/5 1-2 days Newbie friendliness 45/100

Azure/azure-iot-sdk-csharp#3368 · 1 comment · Opened Sep 14, 2023
[Technical Question] Device sometimes stops receiving CloudToDeviceMessages Open

IoTSDK question

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3365 · 3 comments · Opened Aug 31, 2023
[Bug Report] [IoTSDK] Issue with IotHubUnauthorizedAccess only when using X.509 Cert to GetFileUploadSasUriAsync[Bug Report] Open

bug IoTSDK

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

Azure/azure-iot-sdk-csharp#3364 · Opened Aug 29, 2023
[Technical Question] Device provisioned with DPS always shown as "X509 self-signed" instead of "Certificate Authority" Open

IoTSDK question

Difficulty 4/5 3-5 days Newbie friendliness 30/100

Azure/azure-iot-sdk-csharp#3360 · Opened Aug 10, 2023
[Bug Report] Owner and Contributor roles fail with 'is not authorized for GET on /twins/device_id', "IoT Hub Data Reader" is explicitely required Open

bug IoTSDK

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Azure/azure-iot-sdk-csharp#3344 · 1 comment · 1 reaction · Opened Jun 27, 2023
[feature request] Provide the ability to pass along the requestId when invoking DirectMethods Open

enhancement IoTSDK

Azure/azure-iot-sdk-csharp#2478 · 1 assignee · Opened Jun 30, 2022
IoT Hub quota exceeded is not reported properly Open

bug IoTSDK

Azure/azure-iot-sdk-csharp#2455 · 1 assignee · Opened Jun 22, 2022

Azure/azure-iot-sdk-csharp

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