3 ms·

So, you could do the same with an append-only log with no read permissions?

• ElFitz 5y ago
  Accept that, in the case of your append-only log, you need to trust that someone is applying that lack of read permission to themselves. And that they do it well.
  • duckerude 5y ago
    Couldn't regular asymmetric encryption take care of that? Just encrypt each entry with the patient's public key. I think you only need homomorphic encryption if the transformation is something that the owner of data can't or shouldn't do themselves. It would be overkill for simple financial information.
    • ElFitz 5y ago
      Absolutely. That’s why gp’s parent mentioned working on the patients’ data, not just updating it. For example, running machine learning models on homomorphically encrypted health data.
  • ElFitz 5y ago
    *Except that