Get started

Get started with Sentinel

Start

7 tutorials

3min
What is Policy as Code with Sentinel?
Learn how policy as code lets you define, version, test, and deploy policies in a safe, consistent, and repeatable way. Try Sentinel.
- Sentinel
3min
Install Sentinel
Install Sentinel on Mac, Linux, or Windows by downloading the binary, then verify you installed Sentinel successfully.
- Sentinel
9min
Write your first policy
Create a basic Sentinel policy for HashiCups to validate coffee orders. Define rules, use conditional logic, and test the policy using the Sentinel CLI. Learn the fundamentals of policy structure and evaluation.
- Sentinel
4min
Simplify policy logic with Sentinel function
Enhance the HashiCups policy by implementing reusable functions. Refactor the policy to handle multiple items in an order, create parameterized validation functions, and understand how functions improve code organization and maintainability.
- Sentinel
3min
Centralize and share policy components with Sentinel modules
Create a Sentinel module to centralize common variables and functions for HashiCups policies. Learn how to import and use modules, update policies to leverage shared components, and understand the benefits of modularization in policy development.
- Sentinel
3min
Integrate external data with Sentinel static imports
Incorporate external JSON data into HashiCups policies using Sentinel static imports. Configure static imports in sentinel.hcl, update policies to use imported data, and explore the advantages of separating data from policy logic.
- Sentinel
4min
Test Sentinel policies
Develop a comprehensive test suite for HashiCups Sentinel policies. Create test cases for various scenarios, use mock data to simulate different inputs, and run tests using the Sentinel CLI. Learn best practices for ensuring policy reliability and correctness.
- Sentinel