Track Changes: Apple vs. the FBI and Paul vs. Rich
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Thanks for the article. I like the idea of the ephemeral key
sk_e. I’d like to propose the following improvement.
Bob could use
sk_e and his own private key,
sk_b to yield a re-encryption key
rk_eb, send that re-encryption key back to the proxy, and even stop caring about
sk_e. This way, the proxy will have