Author: Arunangshu Das

In today’s digital landscape, web applications are increasingly exposed to complex security vulnerabilities, where XSS attacks remain one of the most common and dangerous threats. These attacks exploit client-side security weaknesses, allowing malicious actors to inject arbitrary scripts into web pages viewed by unsuspecting users. When executed, these scripts can steal sensitive information, hijack active user sessions, and redirect users to malicious websites. Understanding how XSS functions and executing thorough mitigation practices is critical for safeguarding both enterprise applications and personal user data. What is an XSS Attack? Cross-Site Scripting (XSS) is a type of injection flaw where an attacker…

In today’s fast-paced digital landscape, speed and reliability aren’t just advantages—they are survival requirements. CI/CD, standing for Continuous Integration and Continuous Delivery/Deployment, represents the gold standard of modern software engineering. By automating the journey from a developer’s keyboard to the end-user’s device, CI/CD minimizes risks, eliminates manual bottlenecks, and ensures a constant flow of value. 1. Decoding the CI/CD Framework Understanding CI/CD requires breaking down the pipeline into its functional halves. While often grouped together, they solve different parts of the development puzzle. What is Continuous Integration (CI)? CI is the practice of merging all developer working copies to a…

In the world of DevOps, containerization has become a transformative technology, reshaping how applications are developed, deployed, and managed. By packaging software in “containers,” teams can create isolated environments that bundle an application with its dependencies, allowing for consistent operation across various environments. This guide will dive into how containerization works in DevOps, its advantages, and how it supports a streamlined development-to-deployment pipeline. What is Containerization? Containerization is a form of virtualization at the OS level, where applications are packaged along with all the libraries, dependencies, and configurations they need to run. Unlike traditional virtual machines, which virtualize entire operating…

In today’s fast-paced digital landscape, shipping software quickly isn’t enough—you have to ship it reliably. That is where the deployment pipeline comes in. Far more than just a technical tool, a deployment pipeline is a strategic asset. It automates and streamlines the journey of code from a developer’s laptop straight to production, ensuring every release is fast, efficient, and secure. By bridging the gap between development and operations, it fundamentally changes how teams collaborate and deliver value to users. Key Takeaways: What is a Deployment Pipeline? A deployment pipeline is an automated sequence of stages that code changes go through…

In today’s fast-paced software development landscape, DevOps has emerged as a critical practice that integrates software development (Dev) and IT operations (Ops). One of the core tenets of DevOps is ensuring the reliability, availability, and performance of applications in production. A key aspect of achieving these goals is through effective monitoring and logging. This blog post will delve into how monitoring and logging work in a DevOps environment, their significance, and best practices for implementation. What is Monitoring in DevOps? Monitoring refers to the process of continuously assessing the performance, availability, and health of software applications and infrastructure. It involves…

In the era of modern web applications and APIs, token-based authentication has become a cornerstone of secure authorization practices. Developers now rely on tokens to provide scalable, stateless, and secure mechanisms for authenticating users. Among these, JSON Web Token (JWT) has gained immense popularity for its simplicity. However, as security demands evolve, alternatives like Platform-Agnostic Security Tokens (Paseto) are emerging, addressing vulnerabilities inherent in JWT. How Does Token-Based Authentication Work? Token-based authentication shifts away from server-side session storage by issuing tokens to authenticated clients. Here’s how the process typically unfolds: User Login: Users provide their credentials (username and password). Authentication:…

Memory leaks are among the most common and challenging issues in web development. They can lead to sluggish performance, unresponsive applications, and even crashes. Fortunately, Chrome DevTools provides robust tools to analyze and debug leaks effectively. Whether you are facing a google chrome memory leak or trying to diagnose a complex frontend issue, understanding Chrome DevTools is essential. Read More :- Chrome Extensions for Penetration Testing 1. What Are Memory Leaks? A memory leak occurs when memory that is no longer needed is not released. In JavaScript managed via garbage collection (GC). The garbage collector automatically identifies and reclaims unused…

Testing how your website looks and behaves on mobile devices is crucial for responsive design and user experience. Chrome DevTools makes it easy to simulate devices, network speeds, and orientations directly in your browser without needing a physical phone using the chrome developer tools mobile view feature. This guide shows how to use Chrome DevTools for testing, updated for 2026 features. Emulate. Optimize. Excel. Turn every pixel into perfection. 1 2 Why Simulate Mobile Devices? Before diving into the tools, let’s understand why device simulation is important and how chrome device mode simplifies development workflows: While testing on real devices…

Preparing for a software development interview can feel overwhelming. From coding challenges to behavioral questions, the process tests both technical and interpersonal skills. Here are ten common questions you might encounter, along with tips on how to answer them effectively. 1. Can you explain the difference between Object-Oriented Programming (OOP) and Functional Programming (FP)? Why it’s asked: Interviewers want to assess your understanding of programming paradigms. How to answer: Highlight that OOP organizes code using objects, classes, and inheritance, focusing on state and behavior. Explain that FP emphasizes immutability, pure functions, and avoiding shared state. Use examples: “In OOP, you…

Network performance directly impacts page speed, Core Web Vitals, user retention, and search engine visibility. Google Chrome DevTools provides a built-in suite of diagnostic tools designed to inspect, debug, and optimize network requests in real time. Understanding how to record requests, evaluate waterfall charts, simulate slow network conditions, and identify high-latency API calls allows developers and technical SEO specialists to isolate performance bottlenecks quickly. Getting Started: Opening and Navigating the Network Panel To open the Network panel in Google Chrome: Core Controls in the Network Toolbar Anatomy of the Requests Table Every resource downloaded by the page appears as a…