Backend Security Automation — Automating Security Operations for Backends

// Security automation engine
class SecurityAutomation {
  constructor() {
    this.checks = [];
  }

  addCheck(check) {
    this.checks.push(check);
  }

  async runAll() {
    const results = [];
    for (const check of this.checks) {
      try {
        const result = await check.run();
        results.push(result);
        if (!result.passed) {
          await this.handleFailure(check, result);
        }
      } catch (err) {
        results.push({ check: check.name, passed: false, error: err.message });
      }
    }
    return results;
  }

  async handleFailure(check, result) {
    switch (check.autoRemediate ? check.autoRemediate : 'alert') {
      case 'block_deployment':
        // Fail CI/CD pipeline
        process.exit(1);
        break;
      case 'auto_fix':
        await check.remediate(result);
        logger.info('Auto-remediated security issue', { check: check.name });
        break;
      case 'alert':
        logger.warn('Security check failed', { check: check.name, result });
        await alertService.send({ level: 'warning', check: check.name, result });
        break;
    }
  }
}

// Security checks
const securityAutomation = new SecurityAutomation();

securityAutomation.addCheck({
  name: 'Dependency Vulnerability Scan',
  run: async () => {
    const audit = JSON.parse(execSync('npm audit --json').toString());
    const critical = Object.values(audit.vulnerabilities || {})
      .filter(v => v.severity === 'critical');
    return {
      passed: critical.length === 0,
      details: { criticalCount: critical.length, vulnerabilities: critical }
    };
  },
  autoRemediate: 'block_deployment'
});

securityAutomation.addCheck({
  name: 'Secret Detection',
  run: async () => {
    const { stdout } = execSync('grep -r "-----BEGIN" --include="*.{js,py,go,yaml,env}" .');
    const secrets = stdout.split('\n').filter(Boolean);
    return { passed: secrets.length === 0, details: { secretsFound: secrets.length } };
  },
  autoRemediate: 'block_deployment'
});

securityAutomation.addCheck({
  name: 'Docker Image Scan',
  run: async () => {
    const { stdout } = execSync('docker scan scan-app:latest --json');
    const scan = JSON.parse(stdout);
    return { passed: scan.critical === 0, details: scan };
  },
  autoRemediate: 'block_deployment'
});

// CI/CD integration
// package.json scripts
// "security:ci": "node -e \"require('./security-automation').runAll()\""