About PDutt.2

PDutt.2 · 2021-01-18

Hi, Before posting this question, I did enough testing and understand the concept of certificate verification process. I am stuck with this issue since last one week and couldn't understand the associated route cause. Please help me resolve this issu...

PDutt.2 · 2020-12-24

As shown above, the error is coming after jwt is created successfully. I checked the default mqtt hostname is not working with my sample python code.I changed the hostname to mqtt.googleapis.com and port number but still facing same issue.As suggeste...

PDutt.2 · 2020-12-23

I also checked directly using binary files provided, but there is no output on the COM port. I tried to compile and run using IAR Embedded Workbench, there is no error, only following message which is worth mentioning:"C:\GCP\STM32L4_Workshop_V1.5\Ha...

PDutt.2 · 2021-01-21

Posted the answer in a separate thread: https://community.st.com/s/question/0D53W00000V21WUSAZ/urgent-xcubegcp-the-certificate-is-not-correctly-signed-by-the-trusted-ca-issue

PDutt.2 · 2021-01-21

As per official documentation, sample application requires concatenation of 2 CA certificates. However, only one file location is mentioned which is “Set the TLS root CA certificates: Copy-paste the content of Middlewares\Third_Party\GCP\samples\STM3...

PDutt.2 · 2021-01-14

Duy, Thanks for the reply. I am really stuck working with this SDK. I properly checked public private key pair and resolved all issues mentioned in this post. I was able to make it working and sensor values were getting published on the portal proper...

PDutt.2 · 2020-12-24

Thanks for the suggestion. I shall try to locate the pin differences or I shall create a totally new project and just use the functionalities of main c file for testing.

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URGENT: X-CUBE-GCP The certificate is not correctly signed by the trusted CA issue

I am trying to make X-CUBE-GCP working but till now there is no any sign of success. The major issues I am facing is with mqtt connection not being established.

I am following the course "STM32L4 workshop". The course uses STM32L476G-DISCO board and I am having STM32L475 Discover Kit IoT Node (B-L475EIOT01A2C). What changes needed in the example code to make it working.

Re: I am trying to make X-CUBE-GCP working but till now there is no any sign of success. The major issues I am facing is with mqtt connection not being established.

Re: URGENT: X-CUBE-GCP The certificate is not correctly signed by the trusted CA issue

Re: I am trying to make X-CUBE-GCP working but till now there is no any sign of success. The major issues I am facing is with mqtt connection not being established.

Re: I am following the course "STM32L4 workshop". The course uses STM32L476G-DISCO board and I am having STM32L475 Discover Kit IoT Node (B-L475EIOT01A2C). What changes needed in the example code to make it working.