⚠️ Disclaimer : This guide is for macOS only. I’m using a MacBook Air so I won’t be able to cover Windows or Linux steps. Also, this Vault setup is meant for local/dev use only — not for production . What Is Vault & Why Use It? HashiCorp Vault is like a digital safe for storing secrets — think passwords, API keys, tokens, or anything sensitive. Instead of keeping those values in .env files or plaintext notes, Vault encrypts and protects them. With just a few commands, you can set up your Mac to behave like a personal Vault server. What You’ll Need Mac with Homebrew installed Internet connection Terminal access Patience (don’t worry — I’ll guide you!) Step-by-Step: Setting Up Vault Locally on macOS 1. Install Vault Using Homebrew # Install Vault brew tap hashicorp/tap brew install hashicorp/tap/vault # Verify Vault Installation vault -version 2. Locate Vault Installation # CD to directory where homebrew installs cd " $(brew --prefix) " # Run ls command...