Makson Lee - Page 21 of 25 - DevOps, IoT, and Cloud Notes

Deploying Step CA: Your Own Certificate Authority for Internal Services

Smallstep step-ca is a CA server for automated certificate issuance in internal environments (homelabs, labs, DevOps workflows). The common model […]

This post outlines the full lifecycle of an IoT device, from factory assembly to end-user operation, and ownership transfer. Devices

This guide builds on: to enable: Why We Removed MQTTS from HAProxy In the earlier setup, HAProxy terminated TLS for

Provisioning Wi-Fi credentials to an ESP32 can be tricky without a screen or keyboard. Thankfully, Espressif provides a simple way

This guide walks you through building and flashing your first ESP32 project using the ESP-WROOM-32 DevKit and the official ESP-IDF

This guide applies to bare-metal setups only. If you’re running ThingsBoard on Kubernetes, refer to your ingress controller (e.g. Traefik

Introduction This guide walks you through installing ThingsBoard CE 4.0.1 on Ubuntu 24.04 with the following setup: This hybrid architecture

If you’re running JFrog Artifactory OSS, you’ll quickly notice that built-in cleanup features like Cleanup Policies are only available with

This guide shows how to move an SSH private key from Jenkins-managed credentials into HashiCorp Vault and pull it into

This guide shows how to integrate HashiCorp Vault with Keycloak using OIDC (OpenID Connect) for authentication, using a Vault role