基于签名认证的电子发票真伪性验证方案

随着网络与信息技术的快速发展，无纸化、电子化成为当今经济生活的发展趋势。电子发票作为一种消费凭证，在电子商务中的需求越来越广。现有的电子发票验证方法，是根据发票号码、发票代码、开票日期、金额查询国家电子底账库中的发票信息，实现对比查询的功能，不能检测非颁发机构发行发票的造假行为，不能保证电子发票完全的合法性与真实性。针对以上问题，提出一种基于签名认证的电子发票真伪性验证方案，通过验证税务机构签名对空白电子发票进行合法性验证，验证销售方数字签名以确定开票内容的真实性，确保验证通过的电子发票真实可靠。

E-invoice authenticity verification scheme based on signature verification

With the rapid development of network and information technology,paperless and electronic have become the development trend of today's economic life.As a consumption certificate,electronic invoices have become more and more demanding in e-commerce.The existing electronic invoice verification method is to inquire the invoice information in the national electronic account base according to the invoice number,invoice code,billing date,and amount,and realize the function of comparison inquiry,and can not detect the fraudulent behavior of issuing invoices by non-issuing institutions,and cannot guarantee the full legality and authenticity of electronic invoices.Aiming at the above problems,a verification scheme for electronic invoice authenticity based on signature authentication was proposed.By verifying the signature of the tax agency,the legality verification of the blank electronic invoice is verified,and the digital signature of the seller is verified to determine the authenticity of the invoiced content.Ensure that the electronic invoices passed for verification are true and reliable.