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Unless there is some way of encrypting data all the way to the display controller I don't know about. That's kind of what HDCP is, so it could be done on an em
by nitrogen 7y ago
Unless there is some way of encrypting data all the way to the display controller I don't know about.
That's kind of what HDCP is, so it could be done on an embedded display too.
- SomeOldThrow 7y agoIIUC you'd have to encrypt the text rendering, not the rendered text, for the message to be e2e encrypted and inaccessible through memory.
- nitrogen 7y agoIn theory you could run the decryption and rendering in the GPU (as is done for video), which would re-encrypt for display.