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Document Emira ECU unlock findings#3

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Friss wants to merge 3 commits into
donour:master_t6efrom
Friss:friss/emira-unlock-findings
Open

Document Emira ECU unlock findings#3
Friss wants to merge 3 commits into
donour:master_t6efrom
Friss:friss/emira-unlock-findings

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@Friss Friss commented Apr 23, 2026

Summary

  • Add Emira ECU unlock and calibration flashing findings note
  • Document calibration magic bytes, CRC handling, UDS/CRP paths, RSA signing implications, and open validation questions

Testing

  • Documentation-only change; not run

Friss added 3 commits April 23, 2026 12:23
Adds the verify-cache short-circuit in rsa_sign_check as a software-only
flashing path that works with the RSA key programmed, covers cache
persistence and clearer inventory, and refines reachability of the 0x2E
stack overflow (extended session only, no security access).
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