(This set of basic network security video tutorials mainly touches on the following contents: 1. Basic concepts of network security and protection systems 2. Basic network security protection methods, including: 1) Network device protection 2) Operating system protection 3) Application program protection 3. Implementing packet filtering firewall through ACL on the router 4. Implementing proxy/proxy firewall using ISA Server 5. Using intrusion/intrusion detection system
CH.1.1. Introduction to basic network security solutions.avi)