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exercises/02_authentication/README.md

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+# Exercise 2: Authentication
+
+## Overview
+In this exercise, you'll learn how to authenticate with the Zerto API using Keycloak. You'll create a client and establish a connection to your ZVM.
+
+## Objectives
+- Create a Keycloak client
+- Configure authentication parameters
+- Test the connection to ZVM
+- Handle authentication errors
+
+## Time
+10 minutes
+
+## Prerequisites
+- Completed Exercise 1
+- Valid ZVM credentials
+- Client ID and secret
+
+## Exercise Steps
+1. Set up your configuration
+2. Create the Keycloak client
+3. Test the connection
+4. Handle authentication errors
+
+## Working Directory
+The `working` directory contains:
+- `auth.py` - Template to complete
+
+## Solution
+The `solution` directory contains:
+- `auth.py` - Complete working example
+
+## Key Concepts
+- Keycloak authentication
+- Client credentials flow
+- Error handling
+- Connection management
+
+## Common Issues
+- Invalid credentials
+- SSL certificate issues
+- Network connectivity problems
+
+## Next Steps
+Proceed to Exercise 3: Site Discovery to start working with Zerto sites.