2025  11

December  4

Bandit Wargame Walkthrough

December 3, 2025 · 8 min · Ren Nishino

Linux Shell Basics: Login Shells and Shell Access

December 2, 2025 · 8 min · Ren Nishino

AWS CDK, CloudFormation, and StackSets Explained

December 2, 2025 · 8 min · Ren Nishino

Network Firewall vs Proxy Server vs Secure Web Gateway (SWG)

December 2, 2025 · 9 min · Ren Nishino

November  7

AWS Management Console - How Browser Makes API Calls

November 28, 2025 · 6 min · Ren Nishino

CORS (Cross-Origin Resource Sharing) Explained

November 28, 2025 · 7 min · Ren Nishino

curl and openssl Flow Through Corporate Proxy with SSL Inspection

November 28, 2025 · 5 min · Ren Nishino

HAR File Format - Understanding Browser Network Logs

November 28, 2025 · 11 min · Ren Nishino

Jonny (Self-Learning AI Assistant) - Amazon Q CLI

November 28, 2025 · 6 min · Ren Nishino

Git SSH Setup for Multiple Accounts

November 27, 2025 · 2 min · Ren Nishino

Hugo Static Site Generator Basics

November 27, 2025 · 3 min · Ren Nishino