8000 Merge pull request #28 from arduino/pennam-patch-typo · arduino/mcuboot-arduino-stm32h7@f01befd · GitHub
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Merge pull request #28 from arduino/pennam-patch-typo
Fix typo
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README.md

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@@ -45,8 +45,8 @@ To write the de 8000 fault keys in flash you can use this [Sketch](https://github.com/
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### Customize signing and encryption keys
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You can use your preferred tool the generate your `ecdsa-p256` keys. With imgtool:
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```
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imgtool keygen -k ecsdsa-p256-signing-key.pem -t ecdsa-p256
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imgtool keygen -k ecsdsa-p256-encrypt-key.pem -t ecdsa-p256
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imgtool keygen -k ecdsa-p256-signing-key.pem -t ecdsa-p256
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imgtool keygen -k ecdsa-p256-encrypt-key.pem -t ecdsa-p256
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```
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The public signing key and the private encryption key have to be written in flash at this addresses:
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```
@@ -55,8 +55,8 @@ encrypt key @ 0x8000400
5555
```
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To get this data from the generated pem files with imgtool:
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```
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imgtool getpub -k ecsdsa-p256-signing-key.pem
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imgtool getpriv -k ecsdsa-p256-encrypt-key.pem
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imgtool getpub -k ecdsa-p256-signing-key.pem
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imgtool getpriv -k ecdsa-p256-encrypt-key.pem
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```
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Copy and paste the key data in this [Sketch](https://github.com/arduino/ArduinoCore-mbed/blob/master/libraries/STM32H747_System/examples/STM32H747_manageBootloader/STM32H747_manageBootloader.ino) and run it to flash the keys alongside the bootloader.
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