ConceptsWeb Application

Web Application

A program delivered over HTTP/HTTPS that runs in browsers (client) and on servers, the dominant application form on the internet and the primary attack surface for defensive-web work.

Glossary definition

5 direct links8 lessons

Concept Neighborhood

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HTTP

The most substantial related concept here, covered by 9 lessons.

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Relatedsorted by lesson coverage

HTTPStart here

lessons

Request

lessons

Response

lessons

Web Client

lessons

Web Server

lessons

Related Lessons

8 lessons cover this concept

Web Architecture and Request Flow

General Beginner

URLs, Domains, DNS, and Hosting

General Beginner

HTTPS and TLS in the Browser

General Beginner

Cookies and Sessions

General Beginner

Authentication and Authorization in Web Apps

General Beginner

Input Handling and Injection Attacks

General Beginner

CSRF, CORS, and Security Headers

General Beginner

Defensive Web Thinking

General Beginner