<h1 id="ref-546">REF-546</h1> <ul> <li>Title: Design Principles</li> <li>Author: ['Sean Barnum', 'Michael Gegick']</li> <li>Time: 20050919</li> <li>URL: https://buildsecurityin.us-cert.gov/daisy/bsi/articles/knowledge/principles/358.html</li> </ul>