Midbar Firebase Edition stores data in the cloud, keeps keys on device
...It comes with the firmware for the hardware IoT data vault and the desktop app that's synced with the vault via the Google Firebase. A vault and an app can be used without one another.
The GitHub repository is available at github.com/Northstrix/Midbar-Firebase-Edition
Tutorial for V1
https://www.instructables.com/DIY-IoT-Data-Vault-With-Google-Firebase/
Tutorial for V2
https://medium.com/@Northstrix/syncing-mcu-password-vault-with-desktop-app-using-google-firebase-28963e060444
Tutorial for V3
https://www.instructables.com/DIY-Advanced-IoT-Password-Vault-Synced-With-Deskto/
GitHub Repository: https://github.com/Northstrix/Midbar-Firebase-Edition
A version of Midbar data vault adapted for the ESP32 CYD and WebFlash.
A version of Midbar data vault adapted for the ESP32 CYD and WebFlash. It keeps the cryptographic keys in the ESP32 RAM and stores the ciphertexts (encrypted data) in the Google Firebase.
The tutorial is available at: https://www.instructables.com/How-to-Turn-ESP32-CYD-Into-a-Secure-IoT-Data-Vault/
WebFlash for ESP32-CYD: https://northstrix.github.io/Midbar-ESP32-CYD-Firebase-Edition/flash
WebFlash for ESP32-CYD2USB: https://northstrix.github.io/Midbar-ESP32-CYD2USB-Firebase-Edition/flash