随着网络应用的发展,企业面临的安全威胁不仅仅来自于网络层,更多的是应用层的威胁。网络安全的需求也在发生变化,用户需要能够防御混合型威胁的安全设备。中小企业规模较小,资产并不丰厚,在信息安全方面的投入相对较低。针对中小企业的特点,他们所需要的安全产品应符合以下几点要求:安装简单、易于管理、操作便捷,性价比较高,利用有限的资金投入达到最好的效果。以下五款产品大都符合这几点要求,比较适用于中小企业。 With the development of network applications, the security threats enterprises face come not only from the network layer but also from the application layer. The need for cybersecurity is also changing, and users need security gear that can defend against mixed threats. Small and medium-sized enterprises are small-scale assets are not rich, relatively low investment in information security. For the characteristics of SMEs, they need security products should meet the following requirements: simple installation, easy management, easy operation, high cost, the use of limited capital investment to achieve the best results. Most of the following five products meet these requirements, more suitable for small and medium enterprises.