Win 7 comes with firewall settings and usage guide

Computer shop news Today, the Internet is becoming more and more insecure. Many users have listed the firewall as one of the necessary software for installation. The major security vendors have also made their own firewalls in order to attract users’ attention. The pattern is doubled. In contrast, the Windows 7 system's own firewall is simple in appearance, but after years of development and improvement, it has now existed as a standard personal firewall in the system.

New startup methods and fixes

In the boot mode, the Windows 7 firewall will no longer need to be created compared to the previous version. The MMC and the addition of a snap-in are also easier to operate. Just click on the Advanced Settings Connection “Start Menu/Control Panel/System and Security/Windows Firewall> in the left panel to open the firewall configuration interface.

A big difference between firewalls and anti-virus software is that when users make inappropriate settings, they are likely to be unable to access the network. When the user does not remember what settings have been made to make the network inaccessible, or some applications do not work after the change, you can restore the firewall configuration to the default state of Windows 7 by clicking "Restore Default Settings" on the left side. Almost can be called the firewall version of the "one-click restore".

Custom security rules for different environments

Users have different security requirements when using computers, such as customary Friends with notebooks often go to places like the public Wi Fi network to go online, then do not want any external connection to access their own computers; in the office or home LAN, in order to facilitate users in the LAN to transfer files to each other Or play together, do not like to have too high security rules, but the firewall can be customized for different network environments:

Click on the left side of the main interface “ Open or close the Windows Firewall. Open the custom interface of the firewall. In this tab, users can use different security rules for the LAN and the public network respectively. Users in both networks have “ enable & rdquo; and “ & rdquo; Two choices, that is, enable or disable the Windows Firewall. When the firewall is enabled, there are two checkboxes to choose from, where <;block all incoming connections> in some cases it is very useful when the user enters a less secure network environment Temporarily check this box to disable all external connections, even if the Windows Firewall is set to "Exceptions", the service will be blocked, which provides a higher level for computers in lower security environments. protection.

The firewall's personalized settings allow users to individually allow a program to communicate through a firewall, such as playing online games on a computer that cannot be fully secured:

Click on “Control Panel/System and Security/Windows Firewall", on the left menu, click “Allow Programs or Features via Windows Firewall”. After opening, you can see that the commonly used network software is displayed in the list. If you want to add other programs, just click on the bottom right corner and “Allow another program to run” to set the program that needs to pass the firewall

Programs in the program list can be manually added as allowed. Programs not in the list can be selected by clicking “Browse” to manually select the address of the program.

For a firewall, the inbound rules of the external network are the most important settings. Open the “Advanced Settings” interface and right click on the new window that pops up. ;Inbound Rules", select the “New Rule" command in the pop-up shortcut menu. Here, the automatic update program of Thunder is taken as an example. If you want to prohibit the automatic upgrade program of Thunder from accepting any data, the user will be asked to select the rule type in the pop-up "New Inbound Rules Wizard" interface, the user can target the application and port. , service selection, after selecting “ application & rdquo;, select the "ThunderLiveUD.exe" file under the Thunder folder.

After the selection is made, continue to select the connection method to connect to the network. Win 7 provides users with three connection methods:

Allow connection : The program or port can be connected to the network under any circumstances.

Allow only secure connections: Programs or ports are allowed to connect to the network only if they are IPSec protected.

Block Connections: Prevents this program or port from connecting to the network in any state.

After selecting "Block Connections", Thunder's automatic updates will not work at all.