Alter Domus Cyber Challenge 2026

Interactive Security Labs

These are intentionally vulnerable, synthetic training applications. Manual testing is enough. Do not run automated vulnerability scanners, brute-force tools, or high-volume fuzzing against this site.

Scope: test only the challenge pages and APIs on this site. Nothing here is connected to corporate systems or real data.
Web · Beginner

Legacy Access

A legacy login flow behaves strangely. Can you get through without valid credentials?

AuthenticationManual testing

Open lab

Web · Easy

Document Vault

The application is meant to expose only approved documents. See whether the download boundary holds.

FilesURL parameters

Open lab

Web · Medium

Restricted Records

You have access to one case record. Does knowing another record identifier grant access to it?

AuthorizationAPI

Open lab

Web · Medium

Profile Upgrade

The profile editor looks harmless. Inspect what the browser sends and what the server accepts.

JSONDevTools

Open lab