---
title: "What is the HttpOnly flag, and how does it improve cookie security?"  
description: "What is the HttpOnly flag, and how does it improve cookie security?"  
author: "ICSM Computer"  
published: 2025-03-10  
updated: 2025-03-10  
canonical: https://www.mindstick.com/forum/161258/what-is-the-httponly-flag-and-how-does-it-improve-cookie-security  
category: "web development"  
tags: ["web development", "cookies"]  
reading_time: 1 minute  

---

# What is the HttpOnly flag, and how does it improve cookie security?

What is the `HttpOnly` [flag](https://answers.mindstick.com/qa/34828/how-many-stars-were-on-the-original-american-flag), and how does it improve [cookie](https://www.mindstick.com/blog/123/what-is-cookie-poisoning) [security](https://www.mindstick.com/articles/43813/new-security-technologies)?


---

Original Source: https://www.mindstick.com/forum/161258/what-is-the-httponly-flag-and-how-does-it-improve-cookie-security

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