电子商务中,电子签名将电子合同和合同签署人联系在一起,证明签署人对于电子合同的认可,使电子交易双方的身份予以识别。但如何证明签署人的电子签名可信度,这就是电子认证所解决的问题。本文力图从电子认证在电子商务中发挥的优势入手,进一步分析其法律性质及相关的法律责任。 In e-commerce, electronic signatures associate electronic contracts with contract signatories, attesting that the signatories recognize the electronic contract and identify the identity of the parties to the electronic transaction. However, how to prove the signatory’s credibility of electronic signatures is the problem that electronic certification solves. This article tries hard to start from the advantage which the electronic attestation plays in the electronic commerce, further analyzes its legal nature and the related legal responsibility.