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nixCraft - Linux Tips, Hacks, Tutorials, And Ideas In Blog
https://www.cyberciti.biz/
WebR ed Hat launched the Ansible Lightspeed Code Assistant Generative AI with IBM Watson Code Assistant in May 2023. This preview is now available to all Ansible users, allowing them to explore the technology, provide feedback to Red Hat, and further train the AI model. In this brief blog post, I will share my personal experience with installing ...
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nixCraft - Linux Tutorials and Tips
https://www.cyberciti.biz/tips/
WebTo check the OpenSSH SSHD server and ssh client version, pass the -V option and it will display the version number and exit to the CLI: $ /usr/sbin/sshd -V. $ /usr/bin/ssh -V. Unfortunately, I ran into unknown option -- V option. Let us see how to resolve this quickly, especially on an older version of BSD and Linux/Unix systems.
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40 Linux Server Hardening Security Tips [2024 edition]
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WebMar 13, 2024 · 1. Encrypt Data Communication For Linux Server. All data transmitted over a network is open to monitoring. Encrypt transmitted data whenever possible with password or using keys / certificates. Use scp, ssh, rsync, or sftp for file transfer. You can also mount remote server file system or your own home directory using special sshfs and fuse tools.
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Linux 25 Iptables Netfilter Firewall Examples - nixCraft
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WebSep 12, 2022 · This post lists most simple iptables solutions required by a new Linux user to secure his or her Linux operating system from intruders. This guide shows essential iptables command to control your daily life firewall rules and security of Linux server running on the bare metal server, router, or cloud server.
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How To Set Up WireGuard Firewall Rules in Linux - nixCraft
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WebFeb 27, 2024 · In this guide, we have shown you how to enable IP forwarding and NAT rules using iptables in Linux for WireGuard VPN clients to provide internal clients with Internet access. See WireGuard home page for more information. Ubuntu 20.04 set up WireGuard VPN server. CentOS 8 set up WireGuard VPN server.
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Nmap Command Examples For Linux Users / Admins - nixCraft
https://www.cyberciti.biz/security/nmap-command-examples-tutorials/
WebMar 17, 2024 · Author: Vivek Gite Last updated: March 17, 2024 30 comments. N map is short for Network Mapper. It is an open-source security tool for network exploration, security scanning, and auditing. However, the Nmap command comes with lots of options that can make the utility more robust and difficult to follow for new users.
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Understanding /etc/shadow file format on Linux - nixCraft
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WebMar 3, 2024 · Support independent tech content. Share this page on social media or become a Patron! Join Patreon . Understanding /etc/shadow file fields and format. Basically, the /etc/shadow file stores secure user account information. All fields are separated by a colon (:) symbol. It contains one entry per line for each user listed in /etc/passwd file.
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Linux Bash Shell Scripting Tutorial Wiki
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WebWhat is a Shell Script or shell scripting? Why shell scripting? Chapter 1 Challenges. Chapter 2: Getting Started With Shell Programming. The bash shell. Shell commands. The role of shells in the Linux environment. Other standard shells. Write a simple shell script - "Hello World!" Starting a script with Shebang line (#!) Comments in a script.
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Shell Script To Monitor Services Such As Web / Http, Ssh
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WebJul 29, 2020 · Hi, You have a couple of bugs. 1. The script sends whenever at least one process is UP, you want the opposite. 2 You need to set status to ‘NO’ at the beginning of the loop rather than the end, otherwise if the first service is down it will have a status of empty string. 3. I would recommend using variables more descriptive than a single …
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SSH login expect shell script to supply username and password
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WebSep 19, 2022 · A simple expect script to supply OpenSSH root/admin password for remote ssh server and execute the Unix / Linux / BSD commands. First, you need to install expect tool by following these instructions. #!/usr/bin/expect -f # Expect script to supply root/admin password for remote ssh server # and execute command.
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