<div style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12pt"><p style="margin: 0.1rem 0; line-height: 1.0;"><a href="https://www.washingtonpost.com/obituaries/2024/02/01/david-kahn-codebreakers-nsa-dead/">https://www.washingtonpost.com/obituaries/2024/02/01/david-kahn-codebreakers-nsa-dead/</a></p></div>