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    Securely Storing Product Information (Serial, Product Details, etc)

    Thank you all so much! I was curious about being able to quickly tell if a Teensy has been locked because I'm curious about using the very state of it being locked to make sure it's an accepted chip... and the ability to utilize a known key to access it, to verify legitimacy.
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    Securely Storing Product Information (Serial, Product Details, etc)

    Thank you both for you suggestions. When I said simple, the Teensy fits my thinking. I guess I was thinking, "I don't need a Doctorate In Engineering" means "simple" to me. We have a dev team and access to our versatile and powerful custom APIs, so if it is The Right Fit, we'll code for it. As...
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    Securely Storing Product Information (Serial, Product Details, etc)

    To be clear, the main things are: Writable only by authorized individual, easily readable by Linux.
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    Securely Storing Product Information (Serial, Product Details, etc)

    So I've been looking for a method to include a small, simple device in my products that can be factory written to store the product's serial number, product version, other details describing the product, and so on. The product runs on Linux, so I'd like something with data that is easily...
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