// Horizontal escalation - User A accessing User B's data
test('user cannot access another user\'s order', async () => {
  const userAToken = await login('userA');
  const userBOrder = await createOrder('userB');

  const response = await api.get(`/orders/${userBOrder.id}`, {
    headers: { Authorization: `Bearer ${userAToken}` }
  });
  expect(response.status).toBe(403);
});

// Vertical escalation - Regular user accessing admin
test('regular user cannot access admin', async () => {
  const userToken = await login('regularUser');
  expect((await api.get('/admin/users', {
    headers: { Authorization: `Bearer ${userToken}` }
  })).status).toBe(403);
});

// SQL Injection
test('prevents SQL injection', async () => {
  const malicious = "' OR '1'='1";
  const response = await api.get(`/products?search=${malicious}`);
  expect(response.body.length).toBeLessThan(100); // Not all products
});

// XSS
test('sanitizes HTML output', async () => {
  const xss = '<script>alert("XSS")</script>';
  await api.post('/comments', { text: xss });

  const html = (await api.get('/comments')).body;
  expect(html).toContain('&lt;script&gt;');
  expect(html).not.toContain('<script>');
});

test('passwords are hashed', async () => {
  await db.users.create({ email: 'test@example.com', password: 'MyPassword123' });
  const user = await db.users.findByEmail('test@example.com');

  expect(user.password).not.toBe('MyPassword123');
  expect(user.password).toMatch(/^\$2[aby]\$\d{2}\$/); // bcrypt
});

test('no sensitive data in API response', async () => {
  const response = await api.get('/users/me');
  expect(response.body).not.toHaveProperty('password');
  expect(response.body).not.toHaveProperty('ssn');
});

test('errors don\'t leak sensitive info', async () => {
  const response = await api.post('/login', { email: 'nonexistent@test.com', password: 'wrong' });
  expect(response.body.error).toBe('Invalid credentials'); // Generic message
});

test('sensitive endpoints not exposed', async () => {
  const endpoints = ['/debug', '/.env', '/.git', '/admin'];
  for (let ep of endpoints) {
    expect((await fetch(`https://example.com${ep}`)).status).not.toBe(200);
  }
});

test('rate limiting prevents brute force', async () => {
  const responses = [];
  for (let i = 0; i < 20; i++) {
    responses.push(await api.post('/login', { email: 'test@example.com', password: 'wrong' }));
  }
  expect(responses.filter(r => r.status === 429).length).toBeGreaterThan(0);
});

undefined

- name: SAST scan
  run: npm run sast

- name: Secret scan
  uses: trufflesecurity/trufflehog@main

- name: DAST scan
  if: github.ref == 'refs/heads/main'
  run: docker run owasp/zap2docker-stable zap-baseline.py -t https://staging.example.com

**Pre-commit hooks:**
```bash
#!/bin/sh
git-secrets --scan
npm run lint:security

// Comprehensive multi-layer scan
await Task("Security Scan", {
  target: 'src/',
  layers: { sast: true, dast: true, dependencies: true, secrets: true },
  severity: ['critical', 'high', 'medium']
}, "qe-security-scanner");

// OWASP Top 10 testing
await Task("OWASP Scan", {
  categories: ['broken-access-control', 'injection', 'cryptographic-failures'],
  depth: 'comprehensive'
}, "qe-security-scanner");

// Validate fix
await Task("Validate Fix", {
  vulnerability: 'CVE-2024-12345',
  expectedResolution: 'upgrade package to v2.0.0',
  retestAfterFix: true
}, "qe-security-scanner");

aqe/security/
├── scans/*           - Scan results
├── vulnerabilities/* - Found vulnerabilities
├── fixes/*           - Remediation tracking
└── compliance/*      - Compliance status

const securityFleet = await FleetManager.coordinate({
  strategy: 'security-testing',
  agents: [
    'qe-security-scanner',
    'qe-api-contract-validator',
    'qe-quality-analyzer',
    'qe-deployment-readiness'
  ],
  topology: 'parallel'
});