Multi-party security agreement based sealed electric auction scheme and verification method

摘要: The invention relates to the fields of multi-party security calculation, communication and eBusiness, provides a publicly verifiable sealed electric auction scheme which meets characters transaction requirement safety fairness requirements transaction, reduces complexity ensures security. Therefore, technical adopted is that agreement based corresponding verification method comprise following steps: 1), building secret key system for an company; 2), list price encryption decryption, wherein step comprises a), encrypting through public pki-Bi by bidder Bi, b), decrypting center; 3), carrying out digital signature verifying used elliptic curve system; 4), bidder. mainly applied field communication.