Practical Receipt-Free Sealed-Bid Auction in the Coercive Environment

  title={Practical Receipt-Free Sealed-Bid Auction in the Coercive Environment},
  author={Jaydeep Howlader and Sanjit Kumar Roy and Ashis Kumar Mal},
  booktitle={IACR Cryptology ePrint Archive},
Sealed-Bid auction is an efficient and rational method to establish the price in open market. However sealed-bid auctions are subject to bid-rigging attack. Receipt-free mechanisms were proposed to prevent bid-rigging. The prior receipt-free mechanisms are based on two assumptions; firstly, existence of untappable channel between bidders and auction authorities. Secondly, mechanisms assume the authorities to be honest (not colluding). Moreover the bandwidth required to communicate the receipt… CONTINUE READING

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