Connected Car Platform: Vehicle-to-Cloud Integration

Comprehensive testing of a connected car platform integrating 2M vehicles with cloud services for OTA updates, diagnostics, and infotainment.

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June 15, 2021 Automotive

Client

A global automotive group with 5 brands

The Challenge

The automotive group was launching a unified connected car platform across 5 brands and 2M+ vehicles. The platform needed to support over-the-air (OTA) software updates, remote diagnostics, real-time navigation, and infotainment services while meeting automotive cybersecurity standards (ISO/SAE 21434).

Our Solution

We tested the full vehicle-to-cloud stack including in-vehicle software updates across 40+ ECU configurations, telematics data pipeline from vehicle to cloud, mobile app companion across iOS and Android, and cybersecurity assessment covering vehicle network penetration testing.

Connected cars generate and consume vast amounts of data, creating a complex ecosystem of in-vehicle systems, cellular networks, cloud platforms, and mobile applications that all need to work seamlessly together.

OTA update testing was our highest priority — a failed update could potentially brick a vehicle’s infotainment system or, in worst cases, impact safety-critical ECUs. We validated rollback mechanisms, partial update recovery, and update integrity verification across every ECU configuration.

Cybersecurity testing went beyond traditional IT security. We assessed the vehicle’s attack surface from CAN bus injection to cellular modem exploitation, ensuring that the connected platform didn’t introduce vulnerabilities that could compromise vehicle safety.

The cross-brand unification required extensive compatibility testing, ensuring the platform’s core functionality worked identically across vehicles with different hardware architectures and legacy systems.

Key Results

1

OTA update success rate of 99.97% across 2M vehicles

2

ISO/SAE 21434 cybersecurity compliance achieved

3

Remote diagnostics reduced dealer visits by 30%

4

Infotainment app response times improved by 45%

5

Platform unified across all 5 brands within 18 months

Technologies Used

AWS IoT CoreMQTTCAN busAppiumBurp SuiteGrafana

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