Tag: python
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Discovery 3 CAN Bus, Part 10: The EXML Files and What We’re Still Hunting
SDD stores diagnostic configuration in EXML — JLR’s proprietary encrypted XML format. We cracked the Triple DES encryption, decrypted 2,033 EXML files, and found the RLM’s diagnostic data…
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Discovery 3 CAN Bus, Part 7: Cracking the Ford Security Algorithm
Before you can write calibration data to an ECU, you need to pass Security Access. We found the Ford KeyGenMkI algorithm, confirmed the 24-bit LFSR seed in SecAlg.dll,…
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Discovery 3 CAN Bus, Part 9: Building Our Own UDS Diagnostic Tool
Building a Python UDS diagnostic tool for the Discovery 3 air suspension RLM module. Using a LilyGO ESP32 CAN board with full ISO-TP transport, Ford KeyGenMkI security unlock,…
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String Literal Cheat Sheet (Python, C#, JS)
Python Python uses f-strings for string interpolation. Here’s an example: In this code, the variables name and age are inserted into the string using curly braces {}. C# C# uses string interpolation with…