互联网的空前发展,各种组织机构很方便的在网上建立站点、登记域名、发布信息、查寻信息便产生了区别传统的网络经济,即电子商务。随着电子商务产业专业化,以“线上B2B服务为主、线下B2B服务为辅”的第三方服务商B2B模式将成为引领我国电子商务发展新驱动力。也是B2B电子商务平台所应追求的终极目标之一。基于互联网速度迅猛发展,而网络交易的身份是否真实,网络传递的交易信息会不会被截获和篡改,交易行为的不可抵赖性等信息安全问题也无疑成为制约第三方服务商B2B模式发展的主体因素。本文客观地浅析了第三方服务商B2B模式基础上,提出了B2B服务商网站中信息安全的数据加密技术、身份验证技术、防火墙等措施,为完善电子商务网络安全环境,促使B2B电子商务的可持续发展。 The unprecedented development of the Internet, a variety of organizations is very convenient to set up the site online, registering a domain name, publishing information, search information has created a difference between the traditional network economy, that is, e-commerce. With the professionalization of e-commerce industry, the third-party service B2B model with “online B2B service as the mainstay and offline B2B service as the secondary” will become the new driving force for the development of e-commerce in our country. B2B e-commerce platform is also one of the ultimate goal to be pursued. Based on the rapid development of the Internet speed, the information security issues such as the non-repudiation of transactions can undoubtedly become the main body that restricts the development of the third-party service B2B model because the identity of the network transaction is true, the transaction information transmitted through the network can not be intercepted and tampered with factor. This article objectively analyzes the third party service B2B model, based on the proposed B2B service providers information security data encryption technology, authentication technology, firewall and other measures to improve the e-commerce network security environment, prompting B2B e-commerce sustainable development.