possible downtime when upgrading. Given the work that the Istio
community is doing around Day 2 operations in 2021, the Environments working group has done a good job to streamline many
upgrade issues users have seen. The Product Security Working Group intends to help Day 2 operations by having routine
security release days so that upgrade operations can be planned in advance for our users.</p><h2 id=patch-tuesdays>Patch Tuesdays</h2><p>The Product Security working group is intending to ship a security rele