Microsoft Azure IoT Hub SDK for C# Release 2019-6-6

Microsoft.Azure.Devices.Client v1.20.2

• Add AMQP token refresh cleanup on device client close or dispose.
• Fix for safe disposal of device client.

Microsoft.Azure.Devices v1.18.0

• Add support for Device Scopes.

Microsoft.Azure.Devices.Provisioning.Client v1.4.0

• Add custom payload support for DPS.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.1.8

• Add support for Retry-After header to provisioning device client.
• Add custom payload support for DPS.

Microsoft.Azure.Devices.Provisioning.Transport.Http v1.1.6

• Add support for Retry-After header to provisioning device client.
• Add custom payload support for DPS.

Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.1.8

• Add support for Retry-After header to provisioning device client.
• Add custom payload support for DPS.

Microsoft Azure IoT Hub SDK for C# Release 2019-5-2

Microsoft.Azure.Devices.Client v1.20.1

• Fix time calculation for AMQP token refresher.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.1.7

• Internal AMQP message change related to device capabilities feature

Microsoft.Azure.Devices.Provisioning.Service v1.5.0

• Adding device capabilities to enrollment groups.
• Remove regex checks against registration IDs for enrollments.

Microsoft Azure IoT Hub SDK for C# Release 2019-4-9

Microsoft.Azure.Devices.Client v1.20.0

• AMQP transport layer redesign to further stabilize connection pooling and multiplexing features.
• Upgrading the Amqp library dependency to v2.4.1.
• Add SQM ID to UserAgent string for non-HTTP protocols.
• Added ClosedChannelException to the list of retry-able Network Exceptions.
• Fixed IoTHub connection string parsing logic.
• Add IsUsable flag to IDelegatingHandler to check MqttTransportHandler state.
• URL encode device ID and module ID for HsmAuthentication audience.
• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices v1.17.3

• Upgrading the Amqp library dependency to v2.4.1.
• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices.Shared v1.16.0

• Add support for Symmetric key security provider.

Microsoft.Azure.Devices.Provisioning.Client v1.3.0

• Symmetric key support for Provisioning Device Client.
• Reprovisioning support for Provisioning Device Client.
• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.1.6

• Upgrading the Amqp library dependency to v2.4.1.
• Provisioning Transport AMQP symmetric key support.
• Provisioning Transport AMQP reprovisioning support.
• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices.Provisioning.Transport.Http v1.1.5

• Provisioning Transport HTTP symmetric key support.
• Provisioning Transport HTTP reprovisioning support.
• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.1.7

• Provisioning Transport MQTT symmetric key support.
• Provisioning Transport MQTT reprovisioning support.
• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices.Provisioning.Security.Tpm v1.1.5

• Updating the reference to the Shared NuGet.

Microsoft.Azure.Devices.Provisioning.Service v1.4.0

• Updated the fake shared access key comment included as DPS API description.
• Provisioning Service Client symmetric key support.
• Reprovisioning support for Provisioning Service Client.
• Updating the reference to the Shared NuGet.

Microsoft Azure IoT Hub SDK for C# Public-Preview Release 2019-3-11

Microsoft.Azure.Devices v1.27.0-preview-003

• Device Scope preview
• Fixing FXCop NuGet Dependencies

Microsoft.Azure.Devices.Client v1.29.0-preview-002

• Preview of the Security Message feature (SetAsSecurityMessage)
• Fixing FXCop NuGet Dependencies
• Fix Modules Streaming unauthorized failure and AMQP null reference exception.

Microsoft.Azure.Devices.Shared v1.25.0-preview-002

• Fixing FXCop NuGet Dependencies

Microsoft Azure IoT Hub SDK for C# Public-Preview Release 2019-1-22

This is a release of public-preview features.

Microsoft.Azure.Devices v1.27.0-preview-002

• Added support for Device Streaming.

Microsoft.Azure.Devices.Client v1.29.0-preview-001

• Added support for Device Streaming.

Microsoft.Azure.Devices.Shared v1.25.0-preview-001

• Added support for Device Streaming.

Microsoft Azure IoT Hub SDK for C# Release 2019-1-4

Microsoft.Azure.Devices.Client v1.19.0

• Fixed the KeyNotFoundException sometimes thrown when using the Mqtt protocol.
• Adding MQTT thread count environment variable configuration: MqttEventsProcessorThreadCount.
• Adding CancellationToken public API.
• DeviceClient internal pipeline redesign: retry handler, exception unification, protocol selection and ConnectionCallback (#741).
• Increasing the Amqp ResponseTimeoutInSeconds to 5 minutes (from 10 seconds) for Twin operations.
• Enhanced EventSource logging (see CaptureLogs) including AMQP and MQTT protocol-level events.
• Enhanced telemetry UserAgent string.
• Upgrading the Amqp library dependency to v2.3.7.
• Removing SHA1 signing.

Microsoft.Azure.Devices v1.17.2

• Adding Module support for UpdateTwin2Async.
• Upgrading the Amqp library dependency to v2.3.7.
• Removed dead code.
• Removing SHA1 signing.

Microsoft.Azure.Devices.Shared v1.15.2

• Removing SHA1 signing.

Microsoft.Azure.Devices.Provisioning.Client v1.2.2

• Removing SHA1 signing.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.1.5

• Upgrading the Amqp library dependency to v2.3.7.
• Removing SHA1 signing.

Microsoft.Azure.Devices.Provisioning.Transport.Http v1.1.4

• Removing SHA1 signing.

Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.1.6

• Removing SHA1 signing.

Microsoft.Azure.Devices.Provisioning.Security.Tpm v1.1.4

• Removing SHA1 signing.
• Fixing the Dispose pattern.

Microsoft.Azure.Devices.Provisioning.Service v1.3.1

• Removing SHA1 signing.
• Fixing Query when results contain registrations with AttestationMechanismType.None.

Device Explorer v1.6.0

• Fixing several UX accessibility issues.
• Faster listing of devices by deferring device details queries. Delete message will only show up to 40 device names.
• Removing SHA1 signing.

LTS Microsoft Azure IoT Hub SDK for C# Release 2018-10-10

This release contains a security fix. Applications using Microsoft.Azure.Devices v1.5.2 should upgrade to version 1.5.3.

Microsoft.Azure.Devices v1.5.3

• Forcing use of TLS1.2 for net451
• Updating AMQP to 2.3.2 for API compat.

LTS Microsoft Azure IoT Hub SDK for C# Release 2018-10-9

This release contains a security fix. Applications using Microsoft.Azure.Devices.Client v1.6.3 and Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.0.2 should upgrade to versions 1.6.4 and 1.0.3 respectively.

CVE: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8531

Microsoft.Azure.Devices.Client v1.6.4

• Updating the dotNetty library version
• Forcing use of TLS1.2 for net451
• Updating AMQP to 2.3.2 for API compat.

Microsoft.Azure.Devices v1.5.2

Unfortunately this package was released with an unsigned binary. Please upgrade to Microsoft.Azure.Devices v1.5.3

• Forcing use of TLS1.2 for net451
• Updating AMQP to 2.3.2 for API compat.

Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.0.3

• Updating the dotNetty library version.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.0.4

• Updating AMQP to 2.3.2 for API compat.

Microsoft Azure IoT Hub SDK for C# Release 2018-10-9

This release contains a security fix. Applications using Microsoft.Azure.Devices.Client v1.18.0 and Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.1.4 should upgrade to versions 1.18.1 and 1.1.5 respectively.

CVE: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8531

Microsoft.Azure.Devices.Client v1.18.1

• Updating the dotNetty library version.
• Simplifying dotNetty I/O threading model. MQTT I/O operations are now limited to the EventLoopGroup threads.
• Unified logging for net451 and netstandard.
• Adding more logging for MQTT and AMQP.
• Removing unsafe code from .NET Standard 1.3/2.0.
• Forcing use of TLS1.2 for net451
• Doc: fixing Message.DeliveryCount description.

Microsoft.Azure.Devices v1.17.1

• Making Automatic Device Management's Configuration.SchemaVersion as optional.
• Forcing use of TLS1.2 for net451
• Doc: fixing Message.DeliveryCount description.

Microsoft.Azure.Devices.Provisioning.Client v1.2.1

Updating NuGet package meta-information.

Microsoft.Azure.Devices.Provisioning.Transport.Http v1.1.3

• Updating NuGet package meta-information.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.1.4

• Adding proper support for synchronous completion of IOCP.
• Fixing hang when AMQP WS + TPM is used.
• Updating NuGet package meta-information.

Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.1.5

• Updating the DotNetty library version.
• I/O operations are now limited to the EventLoopGroup threads.
• Updating NuGet package meta-information.

Microsoft.Azure.Devices.Provisioning.Security.Tpm v1.1.3

• Updating NuGet package meta-information.

Microsoft Azure IoT Hub SDK for C# Release 2018-8-17

Microsoft.Azure.Devices.Client v1.18.0

• Updating the DotNetty library version.
• Removing the legacy WebSocket implementation for NetStandard1.3 and 2.0.
• Adding HTTP/WebSocket proxy support.
• Adding X509 authentication support in the NetStandard2.0 binary (only implemented by certain run-times such as NetCore2.1, NetFramework4.6+, etc)
• Adding EventSource (ETW/LLTNG) logging (see https://github.com/Azure/azure-iot-sdk-csharp/tree/master/tools/CaptureLogs for details).
• Fix for GetTwin/UpdateReportedProperties KeyNotFound exception when using AMQP.
• Fix for MethodInvoke when the body was empty.

Microsoft.Azure.Devices v1.17.0

• Adding HTTP/WebSocket proxy support.
• Removing the legacy WebSocket implementation for NetStandard1.3 and 2.0.

Microsoft.Azure.Devices.Provisioning.Client v1.2.0

• Adding HTTP/WebSocket proxy support.

Microsoft.Azure.Devices.Provisioning.Transport.Amqp v1.1.3

• Adding HTTP/WebSocket proxy support.

Microsoft.Azure.Devices.Provisioning.Transport.Http v1.1.2

• Adding HTTP/WebSocket proxy support.

Microsoft.Azure.Devices.Provisioning.Transport.Mqtt v1.1.4

• Updating the DotNetty library version.
• Adding HTTP/WebSocket proxy support.

Microsoft.Azure.Devices.Provisioning.Service v1.3.0

• Adding HTTP/WebSocket proxy support.