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Feb 29, 2024 · 2 min read · Introduction: The usermod command in Linux is indispensable for system administrators, offering the capability to adjust existing user accounts with ease. By tweaking properties like home directories, shell types, and group affiliations, mastering us...
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Feb 29, 2024 · 2 min read · Hard link: Directly links to file data on disk. Deleting any hard link doesn't affect data until all links are removed. Symbolic link: Simply points to another file or directory. Deleting a symbolic link doesn't remove the target file, but deleting t...
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Feb 27, 2024 · 5 min read · What is Linux Firewall (firewalld) A vital part of system security, Linux Firewall, or firewalld, safeguards against unauthorized access and controls network traffic. It blocks unwanted traffic, such as from specific IP addresses, subnets, ports, and...
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Feb 27, 2024 · 4 min read · Introduction In the realm of Linux/Unix systems, processes are vital entities that govern the execution of programs and commands. This comprehensive guide sheds light on the intricacies of processes, from initialization to management, covering essent...
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Feb 27, 2024 · 3 min read · Introduction: SSH, or Secure Shell, is a crucial protocol for secure remote connections, enabling encrypted data transmission between systems. It plays a vital role in server management, file transfer, and data security. Where and why SSH is used ? ...
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