ssh

All posts tagged ssh by Linux Bash
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    This guide explores `sshfs` for mounting remote filesystems over SSH in Linux. It covers the installation of `sshfs`, setting up a local mount point, and securely mounting and accessing remote files. Additional insights include properly unmounting filesystems, making mounts persistent, and optimizing performance using SSH keys and other `sshfs` options, with resources for further exploration. Ideal for efficient and secure remote file management.
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    The article entitled "Streamline Your SSH Process with ssh-copy-id" explains how to use the `ssh-copy-id` utility to simplify the setup of SSH keys across various Linux systems. It covers the installation process, benefits of using `ssh-copy-id` for automating the transfer of public SSH keys to remote servers, and provides instructional guidance for secure and efficient SSH key management.
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    Explore the benefits and setup process of autossh, a tool that maintains stable SSH connections. Ideal for remote work and server management over unstable networks, autossh automatically restarts SSH sessions after disconnections. This guide covers installation across various Linux distributions like Ubuntu, Fedora, and openSUSE, and provides usage examples with minimal configuration. Perfect for ensuring persistent remote access, autossh enhances your SSH environment seamlessly.
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    Learn how to set up SSH key authentication across different Linux distributions such as Ubuntu, Fedora, and CentOS. This guide covers generating, copying, and managing SSH keys with variations in handling SELinux contexts and firewalls across distributions. Gain practical security tips and explore distribution-specific commands to enhance system security.
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    This article provides an in-depth guide on using SFTP (Secure File Transfer Protocol) for securely transferring files over SSH. It covers installation steps across various Linux distributions like Debian, Ubuntu, Fedora, and more, along with detailed instructions on how to connect, navigate directories, and transfer files interactively. Essential for sysadmins and developers, this guide enhances secure file management skills on remote servers.
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    The article details using Secure Copy Protocol (SCP) for secure file transfers in Linux, utilizing SSH for encryption and authentication. It covers SCP's installation across various Linux distributions, demonstrates basic to advanced usage with examples, and explores alternatives to SCP while acknowledging its simplicity and widespread adoption. Ideal for system administrators and those interested in secure data transmission.
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    Learn to master rsync over SSH for secure and efficient data transfer and synchronization in Linux systems. This detailed guide offers insights into rsync's installation, key features like delta encoding, and secure usage practices. It serves as a foundation for system administrators and IT professionals to enhance their file management skills, complete with practical examples and tips for optimizing rsync operations in various Linux environments.
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    Discover the capabilities of ProxyTunnel, a tool designed to tunnel HTTP and HTTPS traffic through an SSH server. Ideal for restrictive networks, it enhances security by encrypting traffic and using SSH’s robust authentication. This overview covers installation on Linux distributions using package managers like apt, dnf, and zypper, and offers configuration tips and practical usage examples.
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    This blog post on LinuxBash details various techniques for seamless SSH authentication in scripts, focusing on key-based authentication. It covers generating and deploying SSH key pairs, managing keys across systems, and using `ssh-agent` for key management. The guide aims to enhance both security and efficiency in automated, script-driven remote operations.
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    This comprehensive guide on Linuxbash.sh explores the use of SSH for secure remote system management across various Linux distributions. It covers installation and configuration details, including switching to key-based authentication and changing the default SSH port to enhance security. Practical tips for setting up SSH keys for password-less login are also provided, making it a valuable resource for administrators aiming to optimize network security.
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    The article "How to Securely Copy Files with `scp` on Linux Systems" teaches the use of `scp` for secure file transfers over Linux systems. It covers `scp`'s installation across various distributions, explains its syntax, and provides examples for transferring files between local and remote machines. Advanced topics like copying directories, using specific SSH keys, and bandwidth limitation are also discussed.
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    Secure your remote system management effectively with this Linux Bash guide on SSH setup and security enhancements. Learn how to install SSH on various systems, transition to key-based authentication, modify the default port, and implement security measures like Fail2Ban and disabling root login. Perfect for IT professionals aiming to fortify their SSH configurations against unauthorized access.
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    Learn how to securely transfer files using the `scp` command with this comprehensive guide. Delve into `scp’s` utility, which leverages SSH protocols for encrypted file transfers between hosts. It covers basic syntax, key options like recursive copying and port specification, and practical examples for local and remote transfers. Ideal for system administrators and developers who want to master secure file transfer techniques.
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    Learn to combine SSH with Bash scripting for effective remote command execution. This guide covers setting up SSH key authentication, automating tasks, and managing files and sessions using scp or rsync. Ideal for system administrators and developers, it provides practical examples to enhance productivity in server management and operational tasks.
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    Discover how to securely connect to Linux systems via SSH in this guide. Learn about generating and sharing SSH keys, enhancing security with VPNs, and adjusting SSH configurations to prevent unauthorized access. Ideal for both novices and experienced administrators, this article offers a comprehensive approach to maintaining optimal security for your Linux servers. Further readings suggest advanced SSH configurations and protection strategies against brute-force attacks.
This article delves into the functions of `/mnt` and `/media` directories in Linux, explaining their roles as mount points for managing storage devices. The `/mnt` directory is utilized for temporary, manual mounts by system administrators, while `/media` is designed for automatic mounting of removable media like USB drives and external hard disks. Best practices in managing these directories to maintain an organized and efficient filesystem are also discussed.
This technical blog post introduces Glow, a terminal-based tool for rendering Markdown files within the Linux terminal. It highlights key features like stylized reading, pager support, responsiveness, and search integration. The article includes detailed installation instructions for different Linux distributions using package managers like `apt`, `dnf`, and `zypper’, along with practical usage examples and further reading links for those looking to enhance their terminal experience with Markdown.
Discover how to use `losetup` for managing loopback devices in Linux. This guide covers the essentials, from setting up and attaching disk images with `losetup` to manipulating these virtual disks for tasks like system recovery and software testing. Learn to adjust settings for specific segments of disk images and effectively manage mounted file systems. Ideal for enhancing your skills in Linux system administration.
This article provides an in-depth look at the system requirements for several popular Linux distributions, including Ubuntu, Fedora, Debian, Arch Linux, Linux Mint, and Raspberry Pi OS. It is designed to help users match their hardware with the appropriate Linux distro, ensuring optimal performance. The guide covers CPU, RAM, and storage needs for each distribution and offers additional resources for further information.
Discover the capabilities of `systemd.automount` in Linux, which efficiently manages filesystems by mounting them only when needed. This guide provides a detailed tutorial on creating `.mount` and `.automount` unit files, particularly for network systems, reducing boot times and enhancing system performance and reliability. Ideal for system administrators looking to optimize Linux systems through advanced service management techniques.
Learn essential DNS troubleshooting with the `dnsutils` package, featuring tools `dig` and `nslookup` for Linux users. This guide explains their installation across various distributions and provides basic usage examples to efficiently diagnose and resolve DNS issues, ensuring network reliability. Further resources offer advanced techniques and best practices for deepening your DNS knowledge.
Learn about `tmpfs`, a speedy, volatile filesystem in Linux that uses RAM and swap for temporary data storage. `tmpfs` improves performance for frequent read/write operations, enhances security by clearing data on reboot, and reduces SSD wear. Our guide outlines easy mounting steps, size configuration, and making `tmpfs` persistent with `/etc/fstab`, plus best practices for memory and data management. Ideal for scenarios requiring quick temporary storage access.
This blog post on LinuxBash.sh is a comprehensive guide to trapping and handling signals in Bash scripts, crucial for ensuring script reliability. It details signal trapping, covers common signals like SIGINT and SIGTERM, and provides examples of the `trap` command for setting up handlers. The article is valuable for those looking to improve script safety and includes sections on package installations for handling tools across various Linux package managers. Further reading links are also provided.
This blog details how to use Live USB and Rescue Mode for system recovery, essential tools for diagnosing and fixing corrupted systems. It covers creating a Live USB with tools like Rufus, booting in Rescue Mode, and step-by-step troubleshooting, making it invaluable for both IT professionals and casual users seeking to prevent data loss and manage system crises effectively.
Explore the Linux `watch` command's functionalities and applications in real-time command monitoring, ideal for system administrators and developers. Learn how to install `watch`, customize intervals, and apply it to efficiently track dynamic outputs like system logs and process states through practical examples. This guide is an essential resource for anyone looking to enhance real-time monitoring and system analysis in Linux.
This guide details how to set filesystem quotas in Linux, providing system administrators with essential steps to manage disk space by limiting storage for users or groups. From installing the `quota` tool via different package managers to creating databases and assigning quotas, it covers all necessary aspects to ensure system stability and fair resource distribution.
This article explores the use of `jq`, a powerful command-line tool for JSON parsing and processing in Linux Bash. It covers how to install `jq` on various Linux distributions, basic usage examples, and advanced techniques for handling JSON data from APIs, configuration files, and more. The guide aims to aid developers, system administrators, or tech enthusiasts in effectively using `jq` to parse, filter, map, and transform JSON structures, enhancing data manipulation capabilities.
This article provides a comprehensive guide on using GNU Parallel, a command-line tool for executing multiple shell commands concurrently across different computers. It outlines the benefits of parallel processing in Bash, installation steps for various Linux distributions, and practical usage examples. Additionally, advanced tips such as job control, maintaining output order, and progress tracking are discussed, making GNU Parallel a valuable tool for enhancing efficiency in tasks like data processing and backups.