Timothée Ravier<p>With Allison, I presented at FOSDEM how we can combine UKI, composefs and containers to build a fully signed boot chain. The slides and the recording are now available: <a href="https://fosdem.org/2025/schedule/event/fosdem-2025-5191--signed-sealed-and-delivered-with-ukis-and-composefs/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">fosdem.org/2025/schedule/event</span><span class="invisible">/fosdem-2025-5191--signed-sealed-and-delivered-with-ukis-and-composefs/</span></a></p><p>This is how we are planning to bring boot chain integrity to Bootable Containers.</p><p>This is a follow up on the initial work that we presented last year at <span class="h-card" translate="no"><a href="https://fosstodon.org/@allsystemsgo" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>allsystemsgo</span></a></span>: <a href="https://cfp.all-systems-go.io/all-systems-go-2024/talk/HVEZQQ/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">cfp.all-systems-go.io/all-syst</span><span class="invisible">ems-go-2024/talk/HVEZQQ/</span></a></p><p><a href="https://floss.social/tags/BootableContainers" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>BootableContainers</span></a> <a href="https://floss.social/tags/bootc" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bootc</span></a> <a href="https://floss.social/tags/Fedora" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Fedora</span></a> <a href="https://floss.social/tags/CoreOS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>CoreOS</span></a> <a href="https://floss.social/tags/AtomicDesktpos" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AtomicDesktpos</span></a> <a href="https://floss.social/tags/FedoraCoreOS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FedoraCoreOS</span></a> <a href="https://floss.social/tags/FOSDEM" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FOSDEM</span></a> <a href="https://floss.social/tags/FOSDEM2025" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FOSDEM2025</span></a></p>