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MySQL Database Download Guide: Step-by-Step for 2025 Download and install MySQL with confidence. This guide walks you through selecting the right version, platform-specific installation (Windows, macOS, Linux), verifying package integrity, and configuring your database server for your IT training or development setup.

Follow this step-by-step guide to download and install MySQL database on your system. Learn the easy process for setting up MySQL for develo

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What is AWS Shield? | AWS DDoS Protection Explained 💥 Worried about DDoS attacks? AWS Shield is Amazon’s automated protection layer that keeps your cloud applications safe from large-scale attacks.

In this video, you’ll learn:

How AWS Shield detects and mitigates DDoS attacks

Key differences between Standard and Advanced plans

How it integrates with CloudFront and Route 53

Real-world use cases and best practices

🧠 Perfect for cloud security learners and AWS professionals.

Red9SysTech offers expert IT training in AWS, DevOps, Gen AI Java, and Python. Learn online from industry pros and boost your tech career to

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What is AWS Lambda? | The Future of Serverless Computing 🧠 AWS Lambda lets you run your code without provisioning servers — just upload your function and AWS handles the rest!

In this video:

Learn what AWS Lambda does

Understand event-driven architecture

Explore real-world use cases

See a live demo of Lambda setup

Perfect for developers, students, and DevOps learners exploring the serverless revolution.

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S3 CORS Explained | How to Enable Cross-Origin Access in AWS 🌍 Having trouble loading S3 content on your website? This tutorial explains CORS (Cross-Origin Resource Sharing) in simple terms:

What CORS means

Why browsers block cross-domain requests

How to configure a working S3 CORS policy

🧠 Ideal for developers, AWS learners, and frontend engineers. Follow for more AWS cloud tutorials!

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Who Accessed Your AWS S3 File? | Track Access Using CloudTrail

🔐 Want to know who accessed your AWS S3 bucket or file? In this video, we’ll show you how to: ✔ Enable S3 Access Logs ✔ Use CloudTrail to view object-level access ✔ Monitor unauthorized activity and improve security

Follow for more AWS security and monitoring tutorials. 🚀

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AWS S3 Pre-Signed URL | Secure File Access in the Cloud 🔐 AWS S3 Pre-Signed URLs give temporary, secure access to your private files in Amazon S3 — without exposing your bucket. In this tutorial, you’ll learn: ✔ What Pre-Signed URLs are ✔ How to generate them in AWS ✔ Practical use cases for uploads & downloads

Follow for more AWS storage and security tutorials. ☁️

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AWS S3 Replication | Automatic Data Copying & Backup Explained 🌍 AWS S3 Replication automatically copies objects between S3 buckets, helping you achieve high availability, data protection, and compliance. In this video, we’ll cover: ✔ Cross-Region & Same-Region Replication ✔ Use cases for backup & disaster recovery ✔ Setup steps and permissions

Follow for more AWS storage and backup tutorials. 🔐

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DevOps on AWS: A Complete Guide to CI/CD, Infrastructure & Best Practices

Dive into how to implement DevOps on AWS — covering infrastructure as code, CI/CD pipelines, monitoring, scaling, security best practices, and workflows that align with AWS services. Perfect for teams looking to adopt DevOps in the AWS ecosystem.

Discover how DevOps on AWS simplifies cloud development. Learn best practices, tools, and services to enhance automation, CI/CD pipelines, a

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The Complete DevOps Guide: Principles, Tools & Best Practices

Get a deep dive into DevOps—its principles, culture, workflows, key tools, and how it transforms software delivery. This guide helps teams adopt DevOps practices effectively, from CI/CD to monitoring, feedback loops, and collaboration.

DevOps - Learn about DevOps, its principles, benefits, tools, and how it enhances software development and IT operations for faster deployme

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DevSecOps: Integrating Security into the Development Pipelin

Learn how integrating security practices into every stage of software development helps build more secure, resilient applications. This guide covers key DevSecOps principles, tools, best practices, and how to embed security seamlessly into your CI/CD pipelines.

Learn how DevSecOps embeds security into every stage of development, ensuring faster delivery, compliance, and reduced vulnerabilities.

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Learn how DevSecOps embeds security into every stage of development, ensuring faster delivery, compliance, and reduced vulnerabilities.

DevSecOps: Integrating Security into the Development Pipeline

Learn how integrating security practices into every stage of software development helps build more secure, resilient applications. This guide covers key DevSecOps principles, tools, best practices, and how to embed security seamlessly into your CI/CD pipelines.

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Artificial Intelligence vs Data Science: Key Differences Explained Simply

🤖 Artificial Intelligence (AI) and Data Science (DS) are two of the most in-demand fields in today’s tech world — but they serve very different purposes.

Here’s a quick comparison breakdown 👇

Meaning:

AI helps machines learn and act intelligently.

Data Science focuses on analyzing and visualizing large datasets.

Skills:

AI uses algorithms for design and automation.

Data Science uses statistical techniques for insights.

Techniques:

AI uses Deep Learning & Machine Learning models.

DS uses Data Analytics & Predictive modeling.

Processing & Tools:

AI → TensorFlow, PyTorch, Scikit-learn

DS → Python, R, SAS, SPSS

Applications:

AI → Automation, Robotics, Healthcare, Manufacturing

DS → Search Engines, Market Analysis, Forecasting

💡 In short: AI makes systems intelligent — Data Science makes data meaningful.

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DevOps Roadmap 2025 | Step-by-Step Learning Path for Beginners

🚀 DevOps is one of the most in-demand IT skills in 2025! This DevOps Roadmap gives you a clear, step-by-step path to becoming a skilled DevOps Engineer.

Here’s what you’ll master: 🔹 Plan & Code: Git, Jira, Confluence 🔹 Build: Maven, SBT 🔹 Test: Selenium, JUnit 🔹 Release: Jenkins, Codeship 🔹 Deploy: Docker, AWS, DC/OS 🔹 Operate: Chef, Ansible, Kubernetes 🔹 Monitor: Nagios, Splunk, Datadog

Mastering these tools helps you automate, collaborate, and deploy faster — making you job-ready for top DevOps roles in 2025!

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Top 6 High-Paying IT Courses to Learn in 2025 | Boost Your Tech Career

🚀 Looking to upgrade your career in tech? Here are the Top 6 High-Paying IT Courses to Learn in 2025 that can open doors to global opportunities:

1️⃣ AI & ML – Build intelligent systems and automate tasks with Generative AI. 2️⃣ Cloud Computing – Master platforms like AWS, Azure, and Google Cloud. 3️⃣ Cybersecurity – Protect digital systems and fight modern threats. 4️⃣ Data Science & Analytics – Analyze data to make smart business decisions. 5️⃣ DevOps – Combine software development and operations for faster delivery. 6️⃣ Blockchain & Web3 – Build decentralized, secure, next-gen systems.

💡 These skills are in high demand across industries — making them the best choices to learn and earn in 2025!

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AWS CloudWatch | Monitoring & Observability Service Explained 📊 AWS CloudWatch is a monitoring and observability tool that tracks metrics, collects logs, and sends alerts to ensure optimal performance. In this video, you’ll learn: ✔ What CloudWatch does ✔ How to create alarms & dashboards ✔ Use cases in DevOps and performance management

Follow for more AWS DevOps and monitoring tutorials.

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AWS CloudTrail | AWS Activity Tracking & Security Explained 🧭 AWS CloudTrail is Amazon’s auditing and logging service that records user and API activity across your AWS account. In this tutorial, we cover: ✔ How CloudTrail works ✔ Benefits for governance & compliance ✔ How to track changes in your cloud environment

Follow for more AWS security and monitoring tutorials. 🔐

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AWS RDS | Relational Database Service Explained 🗄️ AWS RDS makes managing relational databases simple with automation, monitoring, and scalability built in. In this tutorial, you’ll learn: ✔ What AWS RDS is ✔ Supported database engines ✔ Key use cases in web & enterprise apps

Follow for more AWS tutorials and cloud learning content. ☁️