Legal effect. A seal is a mark printed by a seal. The electronic seal on Alipay electronic certificate contains CFCA authentication digital certificate, which has legal effect. According to the provisions of the Electronic Signature Law, if the subscriber suffers losses in civil activities based on authentication services provided by CFCA, CFCA will compensate him. Therefore, the electronic seal on Alipay's electronic certificate is an electronic signature seal certified by an authoritative organization and has the same legal effect as the entity seal.