v class=header-content><h1>Support for Istio 1.9 has ended</h1><p>Istio 1.9 end of life announcement.</p></div><p class=post-author>Oct 8, 2021</p><div><p>As <a href=/v1.19/news/support/revised-1.9-eol/>previously announced</a>, support for Istio 1.9 has now officially ended.</p><p>At this point we will no longer back-port fixes for security issues and critical bugs to 1.9, so we heartily encourage
you to upgrade to the latest version of Istio (1.19.4) if you haven&rsquo;t already.</p></div><nav class=pagen