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Tightly Secure Signatures and Public-Key Encryption.
Dennis Hofheinz
Tibor Jager
Published in:
IACR Cryptol. ePrint Arch. (2012)
Keyphrases
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public key encryption
public key
proxy re encryption
standard model
signature scheme
digital signature
encryption scheme
ciphertext
low cost
security analysis
databases
keyword search
private key
provably secure
public key cryptosystem