Hi 👋, I’m Sagar Chamling,

passionate full-stack software engineer and cyber security enthusiast.

Welcome to cham11ng’s blog. Here, you’ll find blog posts, where I provide valuable insights on the emerging technologies and contents based on programming, software development, cloud computing, networking, and cybersecurity. These insights are drawn from my extensive experience and aligned with company best practices and standards.

In addition, you will discover comprehensive collection of my entire career presentation slides, contributions to open-source project works, overviews of the training I’ve undertaken and a record of my achievements. Stay tuned for more!

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Recent Blogs

Cloud Security Assessment Cover

Cloud Security Assessment using ScoutSuite, Pacu, and Prowler

Perform Cloud Security Assessment, analyzing the report and providing recommendation.

Competition Announcement

Capture The Flag Competition Preparation Journey

Experience sharing, Cracking CTF preparation for competition

Setup Website Cover Image

How I setup my website using Hugo, Github Pages and Porkbun

Step by Step Guide for setting up a personal website

GRE Tunnel Network Topology Diagram Cover

Configuring GRE Tunnel using Cisco Packet Tracer

Setup GRE Tunnelling to establish connection

Network and broadcast address calculation.

Understanding Subnetting to design addressing scheme

Solving a subnet problem of given network diagrams.

HTTP Security with Content-Security-Policy headers

Key notes of CSP response headers and troubleshooting guide

SQL Index Monitoring and Rebuilding

Monitoring and Rebuilding Indexes in SQL

SQL performance benchmarking queries

Script that benchmark the given queries.

Linux Server Stack Setup in Ubuntu 16.04 LTS

Learn to setup LEPP manually in Ubuntu Server.

Dive into Design Basics

Learn few things about design basics.