Course Intermediate  3528

Course Introduction：A firewall is a system used to control access to a computer network. Firewalls can isolate risk areas from safe access areas and prevent unpredictable or unauthorized external access from invading the internal network. Learning firewalls under Linux is not only for these reasons. The most important thing is that during the learning stage, through the use of firewalls, you can better master the principles of network communication, become familiar with the operation of Linux, and master network services and network protocols. It is also important for learning Linux operation and maintenance or Cybersecurity is helpful. There are many firewalls under Linux, including iptables, firewalld, selinux, tcp_warppers, etc. This course summarizes these firewall-related technologies.

Course Intermediate  11360

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17663

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Introduction：In the win11 system, the firewall can protect the system from infringement, but some friends are not sure where to set up the win11 firewall. In fact, we only need to open the settings and search for the firewall to find it. Let’s take a look at the detailed operation tutorial. . Where to set up the win11 firewall? 1. First click the "Start Menu" at the bottom of the taskbar. 2. Then open the "Settings" option. 3. Click the search box in the upper left corner, search and open "Firewall" 4. After opening, you can see the status of your firewall settings. 5. Click "Enable or turn off Windows Defender Firewall" on the left to turn the firewall on or off. 6. Turn on "Allow apps to communicate through Windows Defender Firewall"

2023-12-24 comment 0  889

Course Introduction：How to set up Windows Firewall: Open Windows Firewall Enable or disable Firewall Set exceptions to allow specific applications or services through the firewall Configure advanced settings to customize incoming and outgoing rules, create custom rules, and configure logging options Monitor firewall activity for discovery Any unusual or suspicious activity How to set up Windows Firewall Windows Firewall is a built-in security feature that protects your computer from unauthorized access and network attacks. Here's how to set up Windows Firewall: 1. Open Windows Firewall and click Start Menu > Control Panel > System and Security > Windows Firewall. Alternatively, you can enter

2024-04-02 comment 0  478

Course Introduction：In the computer, users can use the firewall that comes with the system. Many users don't know where to set up their computer's firewall. They can enter the firewall settings in the network status of the control panel and complete the modifications. Next is the editor’s introduction to how to set up computer firewalls. Interested users should come and take a look! Where to set up the firewall? Answer: Enter the firewall settings in the network status of the control panel. After completing the modification, you can introduce the details: 1. Right-click [Computer] and select [Properties] below. 2. Click [Control Panel] in the address. 3. Select [View network status and tasks] under Network and Internet. 4. Click [Windows Defentder Firewall] in the lower left corner. 5. Select the left

2024-03-03 comment 0  1043

Course Introduction：Computer firewall is a very important function. It is a screen that protects the computer. Many friends do not know how to turn on or off the firewall. Because sometimes there are permission issues that require the use of a firewall. Today I will teach you how to set up a firewall. You can set it up in the control panel. Let’s take a look at the specific tutorials. Steps to set up computer firewall 1. Search for Control Panel in the search bar and open it. 2. Select the small icon in the upper left corner. 3. Click Windows Defender Firewall. 4. Select Change notification settings in the list. 5. You can choose to turn it off or on.

2024-01-09 comment 0  1602

Course Introduction：1. Computer network firewall settings Computer network firewall settings and usage instructions Computer network security has always been an issue that we need to pay close attention to. In order to protect personal privacy and prevent malware from invading our computers, it is crucial to set up a strong and trustworthy network firewall. Today, we will introduce in detail how to set up and use computer network firewalls to help readers strengthen network security protection. What is a network firewall? A network firewall is a software or hardware device that is located between a computer network and external untrusted networks to monitor and control the security of network traffic. It blocks potential threats from entering our computer systems by filtering network data packets. There are different types of network firewalls, including software firewalls and hardware firewalls. software

2024-08-16 comment 0  878