X-dev-access: Yes: Note: Jack - Temporary Bypass: Use Header

The logic Jack likely implemented on the server looks something like this: javascript // A simplified example of the dangerous logic app.use((req, res, next) => (req.headers[ 'x-dev-access' // Skip all authentication and proceed to the route authenticate(req, res, next); }); Use code with caution. Copied to clipboard While this allows Jack to bypass the JWT authentication password stages

Once the bypass is active, servers often return full user profiles or internal "flags" that were meant to be protected. note: jack - temporary bypass: use header x-dev-access: yes

function authenticate(request): if request.headers contains "X-Dev-Access" and value == "yes": return User(role="admin", name="dev-bypass") else: return normal_authentication(request) The logic Jack likely implemented on the server