Prabhat Korshub Blogs

 In today’s cloud-first world, monitoring and observability have become essential for businesses to ensure smooth operations and high-performing applications. Datadog , a leading monitoring and security platform for cloud applications, has gained massive popularity among IT professionals, DevOps engineers, and system administrators. To validate fundamental knowledge of its platform, Datadog offers the Datadog Fundamentals Certification . This certification is an entry-level credential that proves you understand the core concepts of the Datadog ecosystem and can effectively use it for monitoring, alerting, and troubleshooting. What is the Datadog Fundamentals Certification? The Datadog Fundamentals Certification is designed to test an individual’s foundational knowledge of Datadog’s features, services, and ecosystem . It is an excellent starting point for professionals new to Datadog or those who want to demonstrate their ability to navigate the platform confidently. It cover...

 In today’s data-driven world, Apache Kafka has become the backbone of real-time data streaming and event-driven architectures. As more organizations rely on Kafka for mission-critical workloads, the demand for skilled administrators who can efficiently manage and maintain Kafka clusters has grown significantly. To validate this expertise, Confluent offers the Confluent Certified Administrator for Apache Kafka (CCAAK) certification . This certification is designed for IT professionals, system administrators, and DevOps engineers who want to demonstrate their ability to configure, manage, and troubleshoot Apache Kafka environments in production. What is the Confluent Certified Administrator for Apache Kafka (CCAAK)? The CCAAK certification is a globally recognized credential that assesses your knowledge and hands-on skills in: Installing and configuring Kafka clusters Managing cluster resources and security Monitoring and troubleshooting performance issues Performi...

  In today’s digital-first world, organizations are increasingly dependent on IT assets—from laptops, servers, and networking devices to software, cloud resources, and data. With cyber threats on the rise and compliance becoming more demanding, managing these assets securely is no longer optional—it’s a necessity. This is where ISO 27001 and IT Asset Management (ITAM) come together. Implementing ISO 27001 within your ITAM strategy helps businesses not only gain visibility and control over their IT assets but also align with global information security standards. In this blog, we’ll break down everything you need to know about ISO 27001 and its role in IT Asset Management. What is ISO 27001? ISO/IEC 27001 is the international standard for Information Security Management Systems (ISMS) . It provides a systematic framework for managing sensitive company information, ensuring confidentiality, integrity, and availability. Organizations that comply with ISO 27001 demonstrate a c...

  The year 2025 marks a new era of innovation where Artificial Intelligence (AI) and Machine Learning (ML) are no longer futuristic concepts but essential technologies shaping industries worldwide. From healthcare to finance , from autonomous vehicles to generative AI tools , Python remains the number one programming language powering these breakthroughs. This blog explores AI & ML with Python in 2025 , their applications, and how you can master them to future-proof your career. 🤖 What is Artificial Intelligence? Artificial Intelligence (AI) refers to the ability of machines to mimic human intelligence — learning, reasoning, and making decisions. Types of AI: Narrow AI – Focused on specific tasks (e.g., Chatbots, Recommendation Systems). General AI – Machines capable of human-level reasoning (still in research). Super AI – Beyond human intelligence (theoretical stage). 📊 What is Machine Learning? Machine Learning (ML) is a subset of AI that enabl...

 In today’s fast-paced software development world, containerization has become a game-changer. Among all container technologies, Docker leads the way by enabling developers and DevOps engineers to build, ship, and run applications seamlessly. This Docker MasterClass will walk you through the key components: Docker, Docker Compose, Docker Swarm , and how they fit into DevOps practices . 🚀 What is Docker? Docker is an open-source containerization platform that allows you to package applications with all their dependencies into lightweight, portable containers. Unlike traditional virtual machines, containers share the same OS kernel, making them faster, efficient, and resource-friendly . Key Benefits of Docker: Consistency across development and production. Lightweight and faster than virtual machines. Simplifies deployment and scaling. Easy integration with CI/CD pipelines. 🛠️ Docker Compose: Orchestrating Multi-Container Apps While Docker runs a single con...

 In today’s fast-moving IT world, automation is the backbone of modern DevOps practices. Among the many tools available, Ansible stands out as a powerful, agentless automation tool that helps organizations streamline infrastructure management, application deployment, and configuration at scale. If you’re planning to become a skilled DevOps engineer or want to simplify complex system administration tasks, mastering Ansible through real-world projects is the best way to level up your expertise. What is Ansible? Ansible is an open-source IT automation tool developed by Red Hat. Unlike many other automation tools, it is agentless , meaning it doesn’t require any software to be installed on target systems. Instead, it uses SSH (or WinRM for Windows) to communicate with remote hosts. With Ansible, you can: Automate configuration management Deploy applications consistently Manage servers and services at scale Orchestrate complex workflows Why Ansible is a Must-Hav...

  Introduction Monitoring is the backbone of modern DevOps and SRE (Site Reliability Engineering) practices. Without proper monitoring, even the most robust infrastructure can fail silently. This is where Prometheus and Grafana come in — one collects and processes metrics, the other visualizes them beautifully. Together, they form one of the most powerful monitoring stacks in the DevOps ecosystem. In this complete guide, we’ll cover everything about Prometheus and Grafana, from basic setup to advanced scaling , and how you can use them to master infrastructure monitoring like a pro. Getting Started with Prometheus Prometheus is an open-source monitoring and alerting toolkit designed for reliability and scalability. Originally developed at SoundCloud, it’s now a CNCF (Cloud Native Computing Foundation) project. Core Features of Prometheus Multi-dimensional data model Powerful query language (PromQL) Pull-based metric collection Integrated alerting with Alertm...

  Introduction Automation testing has revolutionized how modern software applications are tested. Among various tools available, Selenium stands tall as one of the most powerful and widely used open-source frameworks. When combined with Python , Selenium becomes even more versatile, thanks to Python’s simplicity, readability, and massive ecosystem of libraries. But running standalone Selenium tests isn’t enough for enterprise-level testing. That’s where Automation Frameworks step in — they make testing scalable, maintainable, and reusable. In this article, we’ll explore different Selenium Python WebDriver frameworks like Data-Driven , POM (Page Object Model) , Hybrid , and Reporting integration , and how they transform raw scripts into a structured testing powerhouse. Getting Started with Selenium WebDriver Installation and Setup To begin, install Selenium in Python using: pip install selenium Next, download a WebDriver (like ChromeDriver or GeckoDriver) that matches your...