Proxy Re-Encryption — Allowing Alice To Share Her Protect Secret Key With Bob

Let’s say that Alice has stored an encrypted file, which uses a given key (K_A). Alice can then protect her key by encrypting the key with her public key. She can then decrypt this encrypted key with her private key (E_pk(K_A)):




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Prof Bill Buchanan OBE

Prof Bill Buchanan OBE

Professor Cryptography. Serial innovator. Believer in fairness, justice & freedom. EU Citizen in heart. Living by the sea. Old World Breaker. New World Creator.

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