# Rego 101: Introduction to Rego

DevFeed: [Rego 101: Introduction to Rego](<https://devfeed.tech/articles/rego-101-introduction-to-rego-7987.md>)

Original publisher: [Read original article](<https://snyk.io/blog/introduction-to-rego/>)

Author: Becki Lee

Published: 2023-11-02T05:00:00Z

Content type: tutorial

Language: en

Sources: [Blog RSS Feed | Snyk](<https://devfeed.tech/sources/blog-rss-feed-snyk.md>)

Topics: [rego](<https://devfeed.tech/topics/rego.md>), [opa](<https://devfeed.tech/topics/opa.md>), [Open Policy Agent](<https://devfeed.tech/topics/open-policy-agent.md>), [Infrastructure as code](<https://devfeed.tech/topics/infrastructure-as-code.md>), [Security](<https://devfeed.tech/topics/security.md>), [Programming](<https://devfeed.tech/topics/programming.md>)

Tags: [blog](<https://devfeed.tech/tags/blog.md>), [blog-post](<https://devfeed.tech/tags/blog-post.md>), [cloud-security](<https://devfeed.tech/tags/cloud-security.md>), [developer](<https://devfeed.tech/tags/developer.md>), [devrel](<https://devfeed.tech/tags/devrel.md>), [enablement](<https://devfeed.tech/tags/enablement.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [iac-security](<https://devfeed.tech/tags/iac-security.md>), [infrastructure-as-code](<https://devfeed.tech/tags/infrastructure-as-code.md>), [infrastructure-as-code-iac](<https://devfeed.tech/tags/infrastructure-as-code-iac.md>), [learn](<https://devfeed.tech/tags/learn.md>), [opa](<https://devfeed.tech/tags/opa.md>), [policy](<https://devfeed.tech/tags/policy.md>), [rego](<https://devfeed.tech/tags/rego.md>), [security](<https://devfeed.tech/tags/security.md>), [snyk-cloud](<https://devfeed.tech/tags/snyk-cloud.md>), [snyk-iac](<https://devfeed.tech/tags/snyk-iac.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

## AI overview

A beginner-focused introduction to Rego, the declarative policy language used with Open Policy Agent (OPA). It explains policy as code, how OPA evaluates Rego policies, and how these policies can be applied to cloud and infrastructure-as-code resources.

## Source excerpt

Learn how to write your first policy as code rules in Rego. This Rego tutorial for beginners covers the basics of Rego syntax and using OPA.