# Subresource integrity

A security feature that checks a fetched resource against an expected cryptographic hash.

## What is **Subresource integrity**?

**Subresource integrity** — A security feature that checks a fetched resource against an expected cryptographic hash.

Level: Freelancer · [More HTML terms at this level](https://www.ask-codey.com/glossary/subjects/html/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/subresource-integrity