Mender blog
Quick fix for Let's Encrypt Root Certificate Expiry
1st Oct 2021
Sudden certificate verification errors
Some of our hosted Mender customers started reporting they could no longer connect to the service on September 30th, 2021.
Running the Mender client, a solution to manage software on IoT devices, errors similar to the following is output on command line:
Error code 12: server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.cr... Read the article