O-SECURITY-2024-003</code></a> along with bug fixes to improve robustness.</p><p>This release note describes what’s different between Istio 1.20.5 and 1.20.6.</p><div class="relnote-actions call-to-action"><a class=entry href=/v1.23/news/releases/1.20.x/announcing-1.20/upgrade-notes/><h5>BEFORE YOU UPGRADE</h5><p>Things to know and prepare before upgrading.</p></a><a class="update-notice entry" data-title='Update Notice' data-downloadhref=https://github.com/istio/istio/releases/tag/1.20.6 data-downloadbut