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- How to protect CentOS servers from network attacks using network IDS
- How to use network IDS to protect CentOS servers from network attacks Introduction: With the rapid development and use of networks, the importance of protecting servers from various network attacks on the Internet has become increasingly apparent. Network Intrusion Detection System (IDS) is an important tool for detecting and blocking malicious network activities. This article will show you how to use network IDS on CentOS servers to protect your servers from network attacks. 1. What is a network?
- Linux Operation and Maintenance . ssh 1652 2023-07-06 08:52:39
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- How to configure a highly available local code repository (such as GitLab) on Linux
- How to configure a highly available local code repository (such as GitLab) on Linux. As software development and teamwork become increasingly complex, the demand for code management and version control is also increasing. As an open source code hosting platform, GitLab is widely used in team collaborative development. In order to improve the reliability and stability of the code warehouse, we can configure a highly available local code warehouse so that it can automatically switch to a backup server when a single server fails, ensuring that the team's work is not affected. This article will be based on L
- Linux Operation and Maintenance . ssh 2402 2023-07-05 18:27:10
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- How to set up a CentOS system to disable insecure protocols and services
- How to Set Up a CentOS System to Disable Insecure Protocols and Services In the age of cybersecurity, protecting servers from potential attacks is crucial. CentOS, as a widely used operating system, provides some methods to disable unsafe protocols and services and increase server security. This article will introduce some methods to set up CentOS systems to disable unsafe protocols and services, and provide corresponding code examples. 1. Disable unsafe protocols. Disable the Telnet protocol: Telnet is a clear text transmission protocol.
- Linux Operation and Maintenance . ssh 1422 2023-07-05 18:24:07
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- How to implement more secure SSH login on CentOS server using key authentication
- How to use key authentication to implement more secure SSH login on CentOS servers In server management, it is crucial to ensure system security. SSH (SecureShell) is an encrypted network protocol used for remote login to Linux and UNIX servers. To further strengthen the security of the server, we can use key authentication instead of password login. This article will introduce how to implement a more secure SSH login on a CentOS server and provide corresponding code examples. Step 1: Generate
- Linux Operation and Maintenance . ssh 1966 2023-07-05 18:15:07
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- What is the Linux system connection port command?
- The Linux system connection port commands are: 1. Telnet, a remote login protocol, can connect to a specific port of the remote host through the Telnet client. The command example is "telnet <remote host address> <port number>"; 2. Netcat is a network tool that can create various connections in the network. The command example is "nc <remote host address> <port number>".
- Linux Operation and Maintenance . ssh 4298 2023-07-05 16:54:36
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- How to secure a CentOS server using Secure Remote Login Protocol (SSH)
- How to use the secure remote login protocol (SSH) to protect the CentOS server. With the development of the network, remote login to the server has become an indispensable way to manage the server. However, traditional remote login protocols (such as telnet) have security issues, so SSH (SecureShell) has quickly become the preferred remote login protocol. In this article, we will discuss how to protect your CentOS server using SSH to ensure the security and integrity of your data. SSH is an encrypted network protocol that can
- Linux Operation and Maintenance . ssh 1058 2023-07-05 13:53:21
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- How to set up your CentOS system to block port scans from outside attackers
- How to set up a CentOS system to block port scanning by external attackers Summary: With the continuous development of the Internet, network security issues are becoming more and more prominent. External attackers often use port scanning to find security holes in systems. To protect our systems, we need to take steps to block these scans. This article will introduce how to set up a CentOS system to prevent port scanning by external attackers and provide relevant code examples. 1. Install and configure the firewall. The CentOS system comes with a firewalld firewall. I
- Linux Operation and Maintenance . ssh 2812 2023-07-05 11:22:55
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- How to configure remote access on Linux
- Overview of how to configure remote access on Linux: In a Linux system, we can access and control the Linux host from other computers or devices by configuring remote access. This can greatly facilitate our remote operation and management. This article explains how to configure remote access on Linux and provides corresponding code examples. SSH remote access SSH (SecureShell) is a commonly used protocol to ensure communication security. We can remotely log in to a Linux host through SSH.
- Linux Operation and Maintenance . ssh 3873 2023-07-04 23:57:12
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- Configuring Linux systems to support distributed systems development
- Configuring Linux systems to support distributed system development With the rapid development of cloud computing and big data technology, distributed system development is becoming more and more important. As developers, we need to configure the environment on our own Linux system so that we can easily develop and test distributed systems. This article will describe how to configure a Linux system to support distributed system development and provide some code examples. Install JDK First, we need to install the Java Development Kit (JDK), because many distributed systems use JDK
- Linux Operation and Maintenance . ssh 1181 2023-07-04 21:16:35
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- Configuring Linux systems to support smart building and smart energy management development
- Configuring Linux systems to support smart buildings and smart energy management The development of smart buildings and smart energy management is an important trend in the current integration of information technology and energy fields. In order to support development in this field, it is essential to configure a stable and reliable Linux system. This article will explain how to configure it on a Linux system and provide some code examples. 1. Install the Linux system First, we need to choose a suitable Linux distribution for installation. Common distribution versions include Ubuntu and Cent
- Linux Operation and Maintenance . ssh 836 2023-07-04 14:17:06
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- Basic Configuration Guide for Embedded Linux Script Automation Development using NetBeans
- Basic Configuration Guide for EmbeddedLinux Script Automation Development Using NetBeans Preface: In embedded Linux development, script automation can greatly improve development efficiency and reduce the possibility of errors. As a powerful development environment, NetBeans provides convenient configuration options and rich plug-in support, making automated development of embedded Linux scripts smoother. This article will introduce how to perform EmbeddedLinux scripting in NetBeans
- Linux Operation and Maintenance . ssh 840 2023-07-04 13:33:10
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- Configuring Linux systems to support virtualization technology development
- Configuring Linux systems to support virtualization technology Developing virtualization technology is an integral part of modern cloud computing environments. As a representative of open source operating systems, Linux system has good virtualization support. This article will introduce how to configure a Linux system to support virtualization technology development and provide relevant code examples. Step 1: Check Hardware Support First, we need to ensure that the computer hardware supports virtualization technology. Most modern hardware supports virtualization, but we still need to confirm. Open a terminal and run the following command: egr
- Linux Operation and Maintenance . ssh 1843 2023-07-04 12:31:36
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- Common security vulnerabilities on Linux servers and how to fix them
- Common security vulnerabilities on Linux servers and their repair methods With the development of the Internet, Linux servers have become the first choice for many enterprises and individuals. However, in the process of using Linux servers, we also have to face the risk of security vulnerabilities. Security vulnerabilities will bring many potential risks to the server, including data leakage, system crash, malicious code execution, etc. Therefore, it is crucial to detect and fix security vulnerabilities promptly. This article will introduce some common Linux server security vulnerabilities and provide corresponding repair methods.
- Linux Operation and Maintenance . ssh 3199 2023-07-03 13:36:07
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- Common security vulnerabilities and attack problems encountered in Linux systems and their solutions
- As an open source operating system, Linux system is widely used in fields such as the Internet, servers, and embedded devices. However, precisely because of its widespread use, Linux systems have become a target for attackers. This article will introduce common security vulnerabilities and attack problems in Linux systems, and provide corresponding solutions. 1. Failure to update patches and software versions of common security vulnerabilities in a timely manner: The Linux community and developers often release security patches and updates to fix known vulnerabilities. If these patches and updates are not applied promptly, the system
- Linux Operation and Maintenance . ssh 2682 2023-07-01 14:46:36
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- Common network security vulnerabilities encountered in Linux systems and their solutions
- As a widely used open source operating system, Linux system has high security, but it is not completely immune to network security vulnerabilities. This article will introduce some common Linux network security vulnerabilities and provide corresponding solutions to help users effectively protect the security of Linux systems. Shellshock vulnerability The Shellshock vulnerability is a vulnerability that affects the Bash (BourneAgainSHell) interpreter and can execute arbitrary code through maliciously constructed environment variables.
- Linux Operation and Maintenance . ssh 2863 2023-07-01 11:57:06
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