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thermaq123
20th June, 2023, 11:22 AM
Does anybody know how volvo immo3 encodes data in the eeprom? I've got an immo module from c70 with 93C56. I noticed that :
1. Every byte is increamented by a 16 byte key
2. Every 16 byte block increases by 8
3. Every two bytes get xored

Am I on right track?
I'll supply my eeprom dump.