Why to use Accessory / Disposable Authentication from Microchip ?
check Microchip University’s training course
Securely Connecting to AWS IoT Core With The ATECC608B (microchip.com)
TA010-VAO
Features
Target Applications: Automotive
- EV battery authentication
- Qi wireless charging
- eBike battery swapping
- Card authentication
Trust Platform availability
- TrustFLEX TA010-TFLXAUTH
Host MCU/MPU/Cloud requirements
- Best paired with a host capable of efficiently running ECDSA verify and basic certificate parsing
Commands overview
- GenKey, getPubKey
- Counter
- Lock: slots individually lockable against overwrite
- SHA
- Sign
- Read – slot 0 is never readable
- Write
Extensive Security Measures
- Active Shield to protect against invasive attacks
- Internal Memory Encryption and Scrambling
- Low and High supply voltage Tampers
- Low and High temperature Tampers
Now I know why my eBike battery swapping is not possible – it’s because of the TA010-VAO even in an actual Chinese/Austrian version from FISCHER as ecosystem control solution !?!
https://www.microchip.com/en-us/product/TA010
TA010 mikroBUS™ Click™ Platform Evaluation Expansion Board –> https://www.microchip.com/en-us/development-tool/EV74C12A
See the complete CryptoAutomotive™ Series for further references