OpenHarmony Verified Boot

Introduction

OpenHarmony Verified Boot (HVB) component is used to verify and authenticate system images to make sure OpenHarmony is running system images:

• from authenticated sources
• without tampering
• can not roll back to old versions with vulnerabilities

HVB is composed of three modules as shown below：

• libhvb is the verifying utility library. It will be integrated by Bootloader to verify initial images, and integrated by init to verify system images.
• hvbtool is used to sign system images, it will be integrated by Building system.

Directory Structure

The structure of the repository directory is as follows:

base/startup/hvb/
├── libhvb         # source code for libhvb module
└── tools          # source code for hvbtool module

Repositories Involved

startup_init_lite