In order to avoid trade disavowing and guarantee square deal in e-business, the impartial e-business technical system based on Trusted Third Part (TTP) was put forward.

• 在电子商务中,为了防止交易抵赖,保证买卖双方在交易时的公平性,提出了基于第三方认证的公平电子商务技术体系。