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  1. Replies
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    GMPX, could you PM me pls

    GMPX, could you PM me pls
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    "unlocked" ? Who did you send it off to, to be...

    "unlocked" ? Who did you send it off to, to be "unlocked"?
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    From what we've seen, the P069E cannot be...

    From what we've seen, the P069E cannot be disabled without an OS patch, so even if you disable it in the DTC table, it still sets the CEL.
  4. Thread: 2017 Duramax

    by sn00py
    Replies
    103
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    134,074

    2019 for the gassers 2017 for the Duramax L5P

    2019 for the gassers

    2017 for the Duramax L5P
  5. Thread: 2017 Duramax

    by sn00py
    Replies
    103
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    134,074

    https://i.imgflip.com/24nj4y.jpg...

    https://i.imgflip.com/24nj4y.jpgvia Imgflip Meme Generator
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    There is also still a question as to what lengths...

    There is also still a question as to what lengths this technology will be used. At present there's three controllers (that we here care about) that use it, and until the E88 popped up, I was moving...
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    Respectfully, Ross, there must be a back door, at...

    Respectfully, Ross, there must be a back door, at least on the T87A, right? I think everybody here agrees that you aren't going in the "front door" to hack T87As if the same exploit could be used...
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    Here's the link to GM's patent on all this stuff...

    Here's the link to GM's patent on all this stuff if anybody is interested...

    http://www.patentsencyclopedia.com/app/20160140056
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    95,618

    There were some very interesting articles...

    There were some very interesting articles floating around a couple years back when the whole automotive ECU DMCA exemption thing was being considered. Articles against it were saying that John Deere...
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    Yes, that's certainly "under what terms" that...

    Yes, that's certainly "under what terms" that would apply. However, one could certainly see a scenario where they allow companies to develop calibrations to support their products that meet...
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    This new segment signing technology they are...

    This new segment signing technology they are using was patented (in 2014 if I recall?). Just Google "gm global technology operations llc" and you'll find your way to an index of their patents.
    ...
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    Yes, then again, makes you wonder why they are...

    Yes, then again, makes you wonder why they are able to with T87A, but not the E41... And bitcoins, as you say... It would seem all are the same problem on the surface...
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    It's not worth a deeper look? After all, the...

    It's not worth a deeper look? After all, the other guys figured out T87As without cracking the case...
  14. If you read between the lines with Cindy's reply,...

    If you read between the lines with Cindy's reply, it sounds like those guys are stuffing T87s programmed with similar factory calibrations to 2016 model vehicles (T87) in 2017 model vehicles (T87A). ...
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    If there's a glimmer of hope in this regard, it's...

    If there's a glimmer of hope in this regard, it's that in the case of the T87A they basically took identical hardware and applied the digital signatures to a unit that otherwise had very minor...
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    Respectfully speaking, the fact Bosch's future...

    Respectfully speaking, the fact Bosch's future roadmap includes a CPU architecture that allows for dynamic decryption of EEPROM contents allows them, at the very least, a greater level of security...
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    Who are going to be the expert witnesses to...

    Who are going to be the expert witnesses to interpret the code? The Bosch engineers?
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    10,606

    I hear ya brother. That is happening all over...

    I hear ya brother. That is happening all over the country, sadly. Where I'm at, the land the local tracks sit on could generate far more revenue serving other purposes than collecting racer entry...
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    Yes, this was the point I was trying to make the...

    Yes, this was the point I was trying to make the other day. Unencrypted ECU code is relatively straight-forward to perform static analysis against. What about encrypted ECU code? Bosch isn't going...
  20. Thread: 2017 Duramax

    by sn00py
    Replies
    103
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    134,074

    Yes, I was referring to Bosch's apparent future...

    Yes, I was referring to Bosch's apparent future plans to encrypt/decrypt on the fly.
  21. Thread: 2017 Duramax

    by sn00py
    Replies
    103
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    134,074

    One can't deny that researchers could have (maybe...

    One can't deny that researchers could have (maybe not quite so easily) reversed engineered the ECU code to find the defeat device code, right? If the code is encrypted, however, reverse engineering...
  22. Thread: 2017 Duramax

    by sn00py
    Replies
    103
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    134,074

    That's probably less about keeping the...

    That's probably less about keeping the aftermarket out (I mean, the signatures is enough, right?) and more about keeping researchers from discovering diesel defeat devices. ;-)
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    Because EFI doesnt support that Aisin 8 speed...

    Because EFI doesnt support that Aisin 8 speed TCM... Nor do the other guys...
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    2017 8sp support

    when is efilive planning on supporting the 2017 8sp? looks like the other guys support now
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