RT @veorq: "double encryption" Enc(K_out, Enc(K_in, M)) is well known to allow trivial reencryption, i.e. key update without exposing the plaintext; a new paper proves the exact security properties of this construction https://eprint.iacr.org/2018/118 pic.twitter.com/EoMouDnplG
3:24 PM - 31 Jan 2018
from Saint-Mandé, France
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