Automotive Secure Element (eSE)

The Hardware Root of Trust for Connected Vehicles

Secure your vehicle from the chip level up. Our AEC-Q100 qualified eSE provides a tamper-resistant environment for Digital Keys, V2X Communication, and OTA Updates, ensuring compliance with UN R155/R156 regulations.

The Foundation of Vehicle Security

Designed to secure the vehicle lifecycle. Our eSE uses advanced cryptography to ensure data integrity and confidentiality. It acts as a “One-Stop” shield against tampering and cyber threats, helping OEMs meet global compliance requirements while lowering liability risks.

Feature Highlights

Full-Stack Customization

Beyond hardware. We provide full COS development, Applet customization, and Personalization services. Tailored to fit your specific EE architecture and business logic.

Flexible Adaptation

We adapt to major chip platforms including NXP, Infineon, Huada, Unigroup, and Fudan Micro, ensuring seamless integration into your preferred hardware foundation.

Dedicated Crypto Engine

Built-in accelerators for International (RSA/ECC/AES) algorithms. Ensures high-speed encryption for keys and privacy data without compromising vehicle performance.

Compliance Standards

Compliant with Global & Local Standards

UN R155/R156

AEC-Q100

Usage Scenarios

Digital Key Security

Participates in mutual authentication between the phone and vehicle via NFC/BLE. Generates session keys to unlock/start the car, preventing relay attacks and key cloning.

Secure T-Box Comm

Encrypts uploaded data (location, status) and verifies remote commands (OTA, diagnostics) from the cloud (TSP/PKI). Ensures the vehicle only executes instructions from legitimate servers.

OBD & Production Security

Performs strict authentication on OBD diagnostic tools during production or after-sales. Only authorized devices can read ECU data or flash firmware, preventing illegal tampering.

ECU Access Control

Embeds encryption and integrity checks into the CAN/LIN bus, strengthening the security of ECUs against unauthorized access.

Why Choose BHDC ?

With over two decades of telecom experience and 350M+ annual shipments, we ensure your business continuity with proven, globally certified production and superior technology.

Strong Industry Background

Backed by China Electronics Corporation (CEC), a Fortune 500 company，we have robust control over the chip supply chain, ensuring stability and quality.

One-Stop Security Service

From chip selection to COS development and data generation, we provide a turnkey service that reduces your integration complexity.

Global & Local Compliance

Fully compliant with Chinese GB standards and International UN regulations, supporting your vehicle sales globally.

Let’s build the future with innovation

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Automotive Secure Element (eSE)

The Hardware Root of Trust for Connected Vehicles

The Foundation of Vehicle Security

Feature Highlights

Full-Stack Customization

Flexible Adaptation

Dedicated Crypto Engine

Compliance Standards

UN R155/R156

AEC-Q100

Usage Scenarios

Digital Key Security

Secure T-Box Comm

OBD & Production Security

ECU Access Control

Why Choose BHDC ?

Strong Industry Background

One-Stop Security Service

Global & Local Compliance

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Let’s build the future with innovation

Beijing Huada Zhibao Electronic System Co., LTD.

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