Everyone thinks that Linux is secure by default, and I generally agree (this is a controversial topic). Linux does indeed have a built-in security model. You need to enable it and customize it to achieve a more secure system. Linux is harder to manage, but correspondingly more flexible, with more configuration options. For system administrators, … Read more
1. Core Logic and Industry Background of System Hardening In the global cybersecurity threat landscape of 2025, APT attacks and ransomware supply chain incidents are frequent. As a standard platform for penetration testing and security research, the hardening of Kali Linux needs to establish a closed-loop system of “proactive defense – dynamic monitoring – rapid … Read more
In this article, you will learn how to use rkhunter to detect rootkits, set up Fail2ban to prevent brute-force attacks, and why it is crucial to lock your screen when you leave. You will also learn how to make sudo more secure by adjusting timeout settings to ensure it always requires a password. Let’s get … Read more
链接：https://blog.csdn.net/2401_84578953/article/details/144244011? ☞The course by Liang Xu has completely exploded!☜ Everyone thinks that Linux is secure by default, and I generally agree (this is a controversial topic). Linux does indeed have a built-in security model. You need to enable it and customize it to achieve a more secure system. Linux is harder to manage, but correspondingly … Read more
Strengthening industrial PCs can be achieved by methods such as fixing known vulnerabilities, locating systems, and logging system activities. Image source: Maverick Technologies Author | Robert Henderson, Maverick Technologies “ Computer hardening helps industrial systems resist cybersecurity attacks. Here are six tips to help engineers make better decisions. ” As cybersecurity attacks on industrial processes … Read more