Developer Security Guides

Practical, CLI-first solutions for credential safety on macOS.

How to remove secrets and API keys from .zsh_history on Mac

The exact commands to safely scrub sensitive lines from ~/.zsh_history, why extended timestamps make sed tricky, and how to reload the active shell session.

How to prevent committing .env files to git

Global gitignore configurations, pre-commit hooks, and how to audit existing repositories for uncommitted credential files.

How to prevent accidentally pasting secrets into Slack or web apps

Why clipboard leaks happen, how macOS clipboard management works, and how to mask tokens before sharing code snippets.