The Ghost Operator's Signal
General posts about quick thoughts.
In today’s digital era, the choice of an operating system plays a crucial role in our computing experience. Among the various options available, Ubuntu Linux stands out as a powerful and versatile operating system that caters to the needs of users across all levels. In this blog post, we will explore what Ubuntu Linux is and delve into the reasons why it is a remarkable choice for users of any skill level.
If you are a Debian user who wants to enjoy the latest features and improvements of the upcoming Debian 12 “Bookworm” release, you might be wondering how to upgrade your system from the current stable version, Debian 11 “Bullseye”.
In this post, I will guide you through the steps of upgrading your Debian desktop or server from Bullseye to Bookworm, using the official Debian repositories.
As IT architects and security architects, we constantly seek innovative solutions to optimize our work and ensure the safety of our systems. In this digital age, leveraging artificial intelligence (AI) tools is becoming increasingly crucial. One such powerful tool is ChatGPT, a language model developed by OpenAI. In this blog post, we will explore how we can effectively utilize ChatGPT to augment our capabilities, improve decision-making, and bolster security measures. Let’s dive into the ways we can harness the power of ChatGPT as a valuable resource in our roles.
Continue reading “Amplifying IT and Security Architecture with ChatGPT: Empowering Architects”As IT architects and security architects, we continually seek innovative solutions to enhance our work and fortify our systems against emerging threats. One powerful tool at our disposal is Bing AI. In this blog post, we will explore how we can effectively leverage Bing AI to elevate our capabilities, improve decision-making, and strengthen security measures. Let’s dive into the ways we can harness the power of Bing AI as a valuable resource in our roles.
Cybersecurity and security testing are important to be part of automation and CI/CD because they help ensure that software is secure and free from vulnerabilities. By integrating security testing into the development process, developers can identify and fix security issues early on, reducing the risk of security breaches and data loss.
Continue reading “Fortifying the Foundations: Unveiling the Crucial Role of Cyber Security and Security Testing in Automation and CI/CD Pipelines”Automation is important in IT operations because it helps reduce costs, increases productivity, ensures high availability of systems, increases reliability, and optimizes the performance. One way to achieve automation in IT operations is through infrastructure as code (IaC).
IaC is the process of managing and provisioning computer data centers through machine-readable definition files.
Continue reading “Why automation and Infrastructure as Code are important in IT operations?”Hashicorp Vault is a popular tool for managing secrets and encryption in cloud environments. It allows us to store, access, and distribute sensitive data securely across different applications and platforms. In this blog post, I will show us how to install Hashicorp Vault on Debian 11 (Bullseye), the latest stable release of the Debian operating system.
Continue reading “How to install Hashicorp Vault on Debian”Hyper-V is the virtualization hypervisor technology of Microsoft. There are different versions of Hyper-V, and we can use the desktop version on our Windows 10 or Windows 11. It is similar to VMWare Workstation Pro or VirtualBox, though its feature set is quite limited.
Continue reading “Using Hyper-V on Windows 10 (Updated on 2023. 03. 05.)”There are millions of CCTV and IP Camera tools and options on the market. If we want to protect our property then a camera system is a good idea. Physical security companies provide solutions with hardware, software and consultation, but if we want to play with the possibilities and the technology, then ZoneMinder is a great option.
Continue reading “How to install ZoneMinder – an open source CCTV surveillance tool (and Android phones as IP cameras)”The traditional “LAMP stack” means Linux, Apache2, MySQL/MariaDB and PHP for many IT practitioners. It is a collection of software and services for running dynamic web applications with database backends.
Linux is the Operating System kernel on which we run these services. Apache2 is a general web server for running static web sites. MariaDB is a relational database engine for storing persistent data. PHP is a lightweight, interpreted language for writing dynamic server side code for web applications.
A large slice of the known web sites run on the LAMP stack today.
Continue reading “How to install LAMP stack on Debian Bullseye – the old way”Podman is an open source Pod Manager. It is a daemonless container engine for developing, managing, and running containers. Their motto on their website is
What is Podman? Simply put: alias docker=podman
stating that Podman is 100% Docker compatible.
Continue reading “Podman – let’s containerize our test boxes without Docker!”Sometimes we want to install Microsoft TrueType fonts on our desktop to see webpages in our browser as they were intended to be viewed.
Continue reading “How to install Microsoft core fonts on a Debian desktop?”If we want a cool personal lab environment, then we have to use cool tools and technology. Virtual machines are one of the best inventions for learning and practicing IT in isolated environments. We can simulate and test Operating System changes, kernel modifications and even network configurations from our chair on our PC or notebook. Let’s build a basic test lab!
Continue reading “How to install and manage VMWare Workstation Pro virtual machines?”VMWare is a famous name in virtualization technology. If you work in IT it is impossible that you don’t know about the VMWare products. A lot of companies use the vSphere infrastructure with vCenters and ESXi hosts. On the other end of their products there are the home users and small businesses. We can use the Workstation Player for free for non-commercial use of course, but the Workstation Pro has more powerful features that can help us building a personal home lab.
Continue reading “How to install VMWare Workstation Pro on Windows 10?”BASH is the GNU Project‘s shell that stands for the Bourne Again Shell. It is one of the most commonly used shells on the Linux and BSD systems. It is conform to the IEEE POSIX P1003.2/ISO 9945.2 standard. At the time of writing this article the current version of BASH is bash-5.2.
Continue reading “Basic BASH for SysAdmins – 01: The Shell”
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