Practical Client Puzzle from Repeated Squaring

@inproceedings{Jeckmans2009PracticalCP,
  title={Practical Client Puzzle from Repeated Squaring},
  author={Adrianus Johannus Paulus Jeckmans},
  year={2009}
}
Cryptographic puzzles have been proposed by Merkle [15] to relay secret information between parties over an insecure channel. Client puzzles, a type of cryptographic puzzle, have been proposed by Juels and Brainard [8] to defend a server against denial of service attacks. However there is no general framework for client puzzle schemes. In this thesis we present a general client puzzle framework. Since their introduction various types of client puzzles have been developed. One such client puzzle… CONTINUE READING
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