Use cases

• Debug logging without leaking tokens
• Sharing API responses with colleagues
• CI pipelines that dump JSON
• Any curl | jsonmask situation

Quick start

# Basic usage
echo '{"user":"admin","password":"supersecret"}' | npx @neocrev/jsonmask

# Mask everything
kubectl get secrets -o json | npx @neocrev/jsonmask -f all

# Custom fields
cat response.json | npx @neocrev/jsonmask -f ssn,credit_card,api_key

# Custom mask character
echo '{"token":"abc123"}' | npx @neocrev/jsonmask -c █

Install

# No install needed
npx @neocrev/jsonmask --help

# Or globally
npm install -g @neocrev/jsonmask

Options

| Flag | Description | Default | |------|-------------|---------| | -f, --fields | Fields to mask (comma-separated or all) | built-in list | | -i, --file | Read from file | stdin | | -c, --char | Mask character | * | | -l, --list | Show default sensitive fields | | | -h, --help | Show help | |

Runs with 20+ built-in field names: password, secret, token, api_key, jwt, session, cookie, ssn, credit_card and more.

License

MIT