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Common Nginx security vulnerabilities and their repair methods

Common Nginx security vulnerabilities and their repair methods

Nginx is a widely used web server and reverse proxy server, and is also an important network infrastructure component. With the increasing number of network attacks, the security issues of Nginx have gradually attracted attention. This article will introduce some common Nginx security vulnerabilities and their repair methods. Bypassing Access Restrictions An attacker may gain unauthorized access by bypassing Nginx's access restrictions. For example, an attacker may use "../" symbols to traverse directories, or use non-standard encoding in URLs to bypass filtering

Jun 11, 2023 am 08:21 AM
漏洞修复 Nginx安全 安全修复
How Nginx protects against XML injection attacks

How Nginx protects against XML injection attacks

XML injection attacks are a common form of network attack in which attackers pass maliciously injected XML code to applications to gain unauthorized access or perform malicious operations. Nginx is a popular web server and reverse proxy server that can protect against XML injection attacks in a variety of ways. Filter and validate input All data input to the server, including XML input, should be filtered and validated. Nginx provides some built-in modules that can process requests before proxying them to the backend service.

Jun 11, 2023 am 08:20 AM
nginx 防范 XML注入
Review of Wayland's Excellent Screen Recording Software for Linux

Review of Wayland's Excellent Screen Recording Software for Linux

The modern Wayland protocol is used by default in most mainstream Linux distributions such as Ubuntu and Fedora. However, as the successor to X.Org, Wayland is more secure and adheres to modern standards, but this requires developers to re-build applications for Wayland. Linux legacy applications developed based on X.Org will not work properly on Wayland in most cases unless modified. Screen recording software also falls into this category. Many popular screen recording software were developed for X.Org and no longer work in Wayland. But some still work. In this article I will introduce you to my session on Wayland

Jun 11, 2023 am 08:19 AM
软件 Linux
Nginx security practice: preventing DDoS attacks

Nginx security practice: preventing DDoS attacks

With the development of the Internet, network attack methods have become more and more diverse, including DDoS attacks. This attack method uses multiple attack sources to initiate a large number of requests to the target server at the same time, causing the server to be overwhelmed and unable to work properly. . Therefore, protecting the server is very important for some important websites. As a high-performance, cross-platform web server and reverse proxy server, Nginx can help us resist DDoS attacks. The following will summarize the security practices of Nginx to prevent D

Jun 11, 2023 am 08:13 AM
安全 DDoS nginx
HTTP request sniffing defense method in Nginx reverse proxy

HTTP request sniffing defense method in Nginx reverse proxy

With the development of the Internet, web servers and applications have become more and more complex, and security attacks have gradually increased. Nginx is one of the most widely used tools in web servers and load balancing technology. Nginx's reverse proxy mechanism can make it a reliable application server, but it is also a widely attacked target. In this article, we will explore how to defend against HTTP request sniffing attacks in Nginx reverse proxy. What is an HTTP request sniffing attack? HTTP request sniffing attacks are a common

Jun 11, 2023 am 08:12 AM
Nginx反向代理 防御方法 HTTP请求嗅探
Nginx security management best practices

Nginx security management best practices

Nginx is an open source web server, reverse proxy and load balancer that is very popular and widely used in Internet applications and enterprise-level applications. Due to its flexibility and reliability, many companies and enterprises adopt Nginx as their web server and reverse proxy. However, due to Nginx's high degree of customization and flexibility, security concerns may also arise. Therefore, proper Nginx security management best practices are very important. Here are some common Nginx security management best practices: Most

Jun 11, 2023 am 08:08 AM
实践建议 Nginx 安全 管理最佳实践
HTTP proxy security performance optimization in Nginx

HTTP proxy security performance optimization in Nginx

With the continuous development of Internet technology, more and more websites and applications need to be accessed and transmitted through HTTP proxy servers. As one of the most popular HTTP servers and reverse proxy servers, Nginx is also widely used. When using Nginx as an HTTP proxy server, in order to ensure the security and performance of the server, we need to do some corresponding optimization and configuration. 1. Use a secure http proxy. First, we need to use a secure HTTP proxy. In HTTP proxy, use HTTP

Jun 11, 2023 am 08:03 AM
优化 nginx HTTP代理
Multi-port access control policy in Nginx reverse proxy

Multi-port access control policy in Nginx reverse proxy

Nginx is a widely used reverse proxy server and a lightweight web server. Under the reverse proxy architecture, Nginx plays the role of an intermediary between the request and the client, used to solve server load balancing, caching, security and other issues. When applying Nginx reverse proxy, it provides the team with more choices for the server architecture and can quickly respond to changes and business needs. In the process of using Nginx reverse proxy, multi-port access control has become an increasingly important issue. This article will detail

Jun 10, 2023 pm 11:28 PM
Nginx反向代理 多端口访问控制 策略控制
Multi-section access control strategy in Nginx reverse proxy

Multi-section access control strategy in Nginx reverse proxy

1. The concept of Nginx reverse proxy Reverse proxy means that after the proxy server receives the client's request, it forwards the request to the internal server for processing and returns the processing result to the client. Nginx is a high-performance, reliable web server and reverse proxy server that is widely used in Internet services, mobile applications, video streaming and other fields. 2. Multi-section access control issues of Nginx reverse proxy When performing reverse proxy, access control issues of multiple sections are often involved. For example, the order module of an e-commerce website

Jun 10, 2023 pm 11:19 PM
Nginx反向代理 访问控制策略 多版块访问
Regular expression-based access control configuration in Nginx reverse proxy

Regular expression-based access control configuration in Nginx reverse proxy

Nginx is a high-performance web server and reverse proxy server that is widely used in Internet services because of its efficiency and scalability. Nginx provides many mechanisms to control access and secure web applications, one of which is regular expression-based access control. This article will discuss how to use regular expression-based access control configuration in Nginx reverse proxy. Nginx reverse proxy basics Before starting to explain how to use regular expression-based access control, we need to know something about Nginx

Jun 10, 2023 pm 11:09 PM
正则表达式 nginx 反向代理
The best solution for Nginx to prevent script attacks

The best solution for Nginx to prevent script attacks

The best solution for Nginx to prevent script attacks. Script attacks refer to the behavior of attackers using script programs to attack target websites to achieve malicious purposes. Script attacks come in various forms, such as SQL injection, XSS attacks, CSRF attacks, etc. In web servers, Nginx is widely used in reverse proxy, load balancing, static resource caching and other aspects. When facing script attacks, Nginx can also give full play to its advantages and achieve effective defense. 1. How Nginx implements script attacks in Ngin

Jun 10, 2023 pm 10:55 PM
安全 攻击 nginx
SNI-based SSL solution in Nginx reverse proxy

SNI-based SSL solution in Nginx reverse proxy

SNI-based SSL solution in Nginx reverse proxy With the development of Internet technology, the security issues of Web applications have received more and more attention. SSL certificate, as an encryption technology that provides data transmission security, has become one of the important means to protect web applications. In some special cases, multiple SSL certificates need to be deployed on the same server. At this time, SNI-based SSL solutions emerge as the times require. 1. What is SNI (ServerNameIndication)?

Jun 10, 2023 pm 09:57 PM
Nginx反向代理 SSL解决方案 SNI
Security settings for Nginx access control list (ACL)

Security settings for Nginx access control list (ACL)

In today's Internet environment, security has become an important part of any system. Nginx is one of the most popular web servers currently, and its access control list (ACL) is an important tool for protecting website security. A well-set Nginx ACL can help you protect your server and website from attacks. This article will discuss how to set up Nginx access control lists to ensure the security of your website. What is Nginx Access Control List (ACL)? ACL(AccessCon

Jun 10, 2023 pm 09:55 PM
nginx 安全设置 访问控制列表 (ACL)
Nginx security protection: how to avoid malicious operations and data leakage

Nginx security protection: how to avoid malicious operations and data leakage

With the rapid development of Internet technology, the security of websites and servers has received more and more attention. As a traffic control software, Nginx can not only provide efficient access services to websites, but also has security issues that cannot be ignored. This article will take you through how to protect your Nginx server and avoid malicious attacks and data leaks. 1. Strengthen access control 1. Prohibit unsafe access methods. Nginx’s configuration file can prohibit the use of unsafe access methods by modifying instructions, such as: turning off unsafe HTTP methods (TR

Jun 10, 2023 pm 09:48 PM
nginx 安全保护 数据泄漏

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