Linux / UNIX: Python programming tutorial for system administrators
Generally I use Perl and Shell script for automation or to make system administration easier for me. Python is an interpreted, interactive, object-oriented programming language that combines remarkable...
View ArticleDownload of the day: Bazaar Distributed Version Control System
Canonical Ltd the creator of Ubuntu Linux has released a new software called Bazaar. It is a distributed version control system available under the GPL that reduces barriers to participation in your...
View Articlescapy – Interactive Packet Manipulation / Generation Tool for Linux / UNIX
Recently I started to play with scapy - a powerful interactive packet manipulation and custom packet generation program written using Python. Please note that this tool is not for a new Linux / UNIX...
View ArticleLinux / UNIX: Geany Lightweight Integrated Development Environment
Geany is cross platform (UNIX/Windows/BSD) fast, powerful, easy to use integrated development environment for PHP, Java, C and much more. If you wanted to quickly edit source code, Geany is for you....
View ArticleWindows PowerShell vs UNIX BASH Shell
Shell scripting is fun. It is useful to create nice (perhaps ugly) things (read as solutions) in shell scripting. Now Windows got Powershell. But how does PowerShell measure up to traditional shells...
View ArticleClik here to view.
Apache2 mod_fastcgi: Connect to External PHP via UNIX Socket or TCP/IP Port
Now, mod_fastcgi is configured and running. FastCGI supports connection via UNIX sockets or TCP/IP networking. This is useful to spread load among various backends. For example, php will be severed...
View ArticleClik here to view.
Poll: Your Favorite Scripting Language?
Like most sys admin, I'm lazy. I try to automate almost all things in order to save time. Inexperienced sys admin and help desk staff working under me finds all these tools useful. It saves their time...
View ArticleClik here to view.
A cautionary tale about locking Linux & FreeBSD user accounts
Like every other solo developer and sysadmin, I do stuff using ssh. Some stuff is automated using scripts, and others require ssh login. For example, one of my scripts logs into my Linux and FreeBSD...
View ArticleClik here to view.
How to protect Linux against rogue USB devices using USBGuard
usbgurd You deployed a perfect firewall and other network security policies preventing unauthorized access to the user's desktop computer over a network. However, you still need to block USB device...
View ArticleClik here to view.
DNS settings to avoid email spoofing and phishing for unused domain
As you may know, email spoofing allows attackers to pose as someone else to gain illegal profit. For example, I only use webmaster@cyberciti.biz for communication, but someone might create a...
View ArticleClik here to view.
How To Set Up SSH Keys With YubiKey as two-factor authentication (U2F/FIDO2)
Patreon users download the PDF version. All Linux and Unix servers are managed manually or by automation tools such as Ansible using ssh. For example, say you have a server at Linode or AWS. Then you...
View ArticleClik here to view.
How to skip ChatGPT from WireGuard or OpenVPN on Linux
nixCraft Patreon supporters can download the PDF version here. ChatGPT (short for Chat Generative Pre-trained Transformer) is a chatbot by OpenAI. It provides answers to your queries using learning...
View ArticleClik here to view.
nvtop – Awesome Linux task monitor for NVIDIA, AMD & Intel GPUs
Love this? sudo share_on: Twitter - Facebook - LinkedIn - Whatsapp - Reddit The post nvtop – Awesome Linux task monitor for NVIDIA, AMD & Intel GPUs appeared first on nixCraft.
View ArticleHow to upgrade FreeBSD 13.1 to 13.2 release
The FreeBSD Release Engineering Team is announcing the availability of FreeBSD version 13.2-RELEASE on 11/April/2023. It is the third release of the stable/13 branches. I updated my FreeBSD version...
View ArticleSetting up VSCode for Ansible Lightspeed AI in Ubuntu 22.04 desktop
Red 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...
View ArticleDebian Linux 12.1 released with Security Updates
Debian Linux project announces the first update of the Debian project's stable distribution, Debian 12 (codename "bookworm") named Debian 12.1. This update mainly addresses security issues and...
View ArticleHow to block AI Crawler Bots using robots.txt file
Are you a content creator or a blog author who generates unique, high-quality content for a living? Have you noticed that generative AI platforms like OpenAI or CCBot use your content to train their...
View ArticleClik here to view.
sttr – Awesome Linux & Unix tool for transformation of the string
sttr demo The sttr is a free and open-source command-line tool in Golang that lets you easily change and modify text. You can perform transformation operations on the string, such as hashing text,...
View Articlelnav – Awesome terminal log file viewer for Linux and Unix
It is no secret that whether you are a developer or sysadmin, you need to use log files to troubleshoot errors on your Linux and Unix systems. You use tools like grep, tail, cat, or journalctl to view...
View ArticleZFS Raidz Expansion Finally, Here in version 2.3.0
After years of development and testing, the ZFS raidz expansion is finally here and has been released as part of version 2.3.0. ZFS is a popular file system for Linux and FreeBSD. RAIDz is like RAID 5,...
View Article