Installation and upgrade of Nginx security patches

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Release: 2023-06-11 12:16:37
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Nginx, as an excellent web server, is widely popular on the Internet. However, as various security issues continue to surface today, ensuring server security has become a challenge that must be faced. In this process, it is particularly important to install and upgrade Nginx security patches.

Nginx security patches refer to patches that patch known or potential vulnerabilities in the Nginx software. With these security patches, the security of the Nginx server can be effectively improved.

Generally speaking, installing Nginx security patches requires the following steps:

Step1: Obtain the latest security patches

To install Nginx security patches, you must first Find the latest security patches. You can download it from the Nginx official website, Github or other secure websites.

Step2: Back up the configuration file of the old version of Nginx

Before upgrading the Nginx security patch, it is recommended to back up the configuration file of the old version of Nginx to avoid losing the configuration file or causing it to malfunction during the upgrade process. Start Nginx.

You can use the following command to back up the Nginx configuration file:

cp -a /etc/nginx /etc/nginx.backup

Step3: Install security patches

The installation process is mainly divided into two methods: manual installation and automatic installation.

Manual installation:

Manually installing the Nginx security patch requires decompressing the security patch and replacing the original Nginx file with the corresponding file. The general steps are as follows:

  1. Stop the Nginx service

systemctl stop nginx(systemctl restart nginx)

  1. Unzip the security patch package

tar zxvf nginx-x.x.x.tar.gz

  1. Enter the decompressed directory

cd nginx-x.x.x/

  1. Replace the file

patch -p1

  1. Enter the Nginx directory

cd /etc/nginx

  1. Recompile and start the Nginx service

./configure && make && make install

Start the Nginx service: systemctl start nginx

Automatic installation:

Automatic installation requires the use of corresponding automatic installation tools, such as apt-get or yum. The specific steps are as follows:

  1. Update the system software source

yum update or apt-get update

  1. Install the automatic installation tool

yum install patch or apt-get install patch

  1. Download security patch

wget http://www.example.com/nginx-x.x.x. tar.gz

  1. Update security patches

patch –p1 < /path/to/nginx_security_patch.patch

Step4: Verify whether the security patch is Installation successful

To ensure that the security patch has been installed correctly, you can run the following command in the terminal:

nginx -v

If the latest security patch is installed, output the information The version number and revision number information should be displayed explicitly.

There are generally two ways to upgrade Nginx security patches. One is manual upgrade, and the other is achieved by automatically updating software packages. For servers that require long-term maintenance and management, it is recommended to choose a more stable version as the basis, and then set various services such as data transmission, access control, traffic management, and log monitoring based on actual needs.

In short, you must not underestimate the security patch of Nginx server. Only by regularly updating the latest security patches can the security of the Nginx server be better protected.

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