ZHOST AES Encryption: Understanding AES-256 and AES-256-GCM Let's talk about encryption in a way that actually makes sense. If you've ever wondered what all those "AES-256" labels mean on your VPN or cloud storage service, or why security folks keep mentioning... Nov 27, 2025
Ram Krishna Secure Your Node.js App in Minutes with zsecurity What is zsecurity? If you’re building apps with Node.js and Express (or Koa), you already know how important security is. Attacks like SQL injections, XSS, command injections, and bots can hit your ap... Sep 17, 2025
ZHOST Why Every Business Needs a Security Audit Cyber incidents are climbing and shifting in technique — attackers are weaponizing AI, credential dumps and social engineering to get in fast. Ref: https://unit42.paloaltonetworks.com/2025-unit-42-glo... Sep 16, 2025
Ram Krishna Machine Learning: What It Is, How It Works, and Why It Matters Machine Learning (ML) isn’t just a buzzword anymore — it’s everywhere. From the way Netflix recommends your next binge-worthy series to how banks detect fraud in real time, ML is quietly shaping the w... Sep 11, 2025
Ram Krishna Horizontal vs Vertical Scaling for Real-Time Applications If you’ve ever built or worked with a real-time application—like WhatsApp, Slack, Fortnite servers, YouTube Live, or even stock trading platforms—you know that performance is everything. Nobody likes ... Sep 9, 2025
Ram Krishna Handling WebSocket Secure (WSS) Connections with Load Balancers When you think about load balancers, most people picture them handling regular web traffic — simple HTTP requests that come in, get processed, and leave. Easy. But things change when we start talking ... Sep 9, 2025
ZHOST Webhook Verification: RSA vs HMAC vs Token | Security & Compliance In today’s interconnected digital ecosystem, webhooks are the backbone of real-time communication between applications. Whether it’s payment gateways notifying your system of a transaction or cloud se... Sep 6, 2025
Ram Krishna Docker Commands: Simplified for Everyone Docker has become one of the most popular tools in the DevOps and cloud world. Whether you are a developer, system admin, or just starting your journey in IT, understanding Docker commands is essentia... Aug 20, 2025
Ram Krishna curl: A Handy Guide for Everyday Developers When you start working with APIs, web servers, or even debugging your own applications, one command-line tool quickly becomes your best friend — curl . But let’s be honest. Most of us only remember on... Aug 20, 2025
Ram Krishna Build an AI agent in python Let’s build a simple AI agent in Python to illustrate the concept. Accept user input Plan steps to reach the goal Execute actions Learn or adapt slightly How we are going to make it happen, let's brea... Jul 17, 2025
Ram Krishna ARQ vs Celery — How to Pick the Right Python Task Queue When choosing a Python task queue, both Celery and ARQ are options, though other alternatives like RQ, Huey, and Dramatiq are also popular. Python web applications need to run background jobs or async... Jul 11, 2025
Ram Krishna Multi-threading in NestJS or nodejs Node.js is single-threaded by default, making CPU-intensive tasks a performance bottleneck. NestJS leverages worker threads to solve this—offloading heavy operations without blocking the main event lo... Jul 1, 2025