• Socsa
    link
    fedilink
    English
    arrow-up
    2
    ·
    edit-2
    1 year ago

    It’s because they don’t care about encryption when they can just side channel the endpoints. You can infer device state from observing EM emissions, and in theory observe keys being loaded into the registers under the right circumstances. This has been demonstrated conceptually many times over the past decade, using a wide variety of devices and methods.