---
id: 244
title: "HTTP/1.1 Must Die: What This Means for Contract Pentesters and MSSPs"
source_domain: portswigger.net
source_url: "https://portswigger.net/blog/http-1-1-must-die-what-this-means-for-contract-pentesters-and-mssps"
published_at: "2025-08-06T22:23:07Z"
tags: ["cloud", "burp-suite", "http-desync", "request-smuggling", "pentest", "http1-must-die", "mssp"]
phying_url: "https://phying.com/item/244"
lang: en
---

# HTTP/1.1 Must Die: What This Means for Contract Pentesters and MSSPs

## Summary

For contract pentesters and MSSPs, HTTP/1.1 Must Die highlights a service gap: demonstrating hidden desync risks in client environments can deliver findings competitors miss.

## Intelligence Metadata

- **Sources:** portswigger.net
- **Published:** 2025-08-06T22:23:07Z
- **Original:** https://portswigger.net/blog/http-1-1-must-die-what-this-means-for-contract-pentesters-and-mssps
- **Phying News:** https://phying.com/item/244