Tutorials

Automatic Generation of OpenAPI contracts with API Capture

Automate the manual task of creating OpenAPI contracts with API Capture. API Capture uses multiple sources such as Postman collections and API traffic to create OpenAPI definition files. API Capture is also available on the 42Crunch API Security Platform.

Introduction to API Capture

An introduction to API Capture and an overview of the main elements including the Dashboard, QuickGen, Buckets, Secrets and the OpenAPI Generator.

How to use QuickGen Capture

Build OpenAPI files quickly using Postman collections and / or HAR files as your sources for your API data.

Capture API Traffic in Buckets

How to use Buckets to organize sample traffic into containers from which you can generate your OpenAPI definition file.

How to use the OpenAPI Generator

How to use the advanced automation feature to generate OpenAPI definition files from multiple sources.

Latest Resources

WEBINAR

Agentic AI: Fools Rush in Where Angels Fear to Tread

Join, Rik Turner, Chief Analyst at Omdia in conversation with Philippe Leothaud, CTO at 42Crunch as they separate signal from noise and explore the practical implications for enterprises seeking to enable the AI enterprise with agentic AI, but ensure that the appropriate security guardrails are in place.

BLOG

The State of API Security Report 2026

By Hugh Carroll | February 16, 2026

The State of API Security in 2026: Analysis of real-world API vulnerabilities Our recently published State of API Security Report 2026﹡ delivers a data-driven analysis of real-world API vulnerabilities, showing how common mistakes in implementation translate into security risks in production. It paints a clear and, at times, […]

DataSheet

APIs are the core building block of every enterprise’s digital strategy, yet they are also the number one attack surface for hackers. 42Crunch makes developers’ and security practitioners' lives easier by protecting APIs, with a platform that automates security into the API development pipeline and gives full oversight of security policy enforcement at every stage of the API lifecycle.

Secure Your APIs Today

#1 API security platform