Basic introduction to firewall technology from ycbing's blog

——The development of the Internet has brought revolutionary reforms and opening up to government structures, enterprises and institutions. They are working hard to improve work efficiency and market response speed by using the Internet in order to be more competitive.

——Through the Internet, network security firewall，enterprises can retrieve important data from remote locations, and at the same time face the new challenges and new dangers of data security brought about by the opening of the Internet: that is, the secure access of customers, sellers, mobile users, remote employees and internal employees ; And to protect the company’s confidential information from hackers and industrial spies. Therefore, companies must build security trenches, and this trench is the firewall.

——Firewall technology is an applied security technology based on modern communication network technology and information security technology. It is increasingly used in the interconnection environment of private and public networks, especially access to the Internet. .

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