···151151 </listitem>
152152 </itemizedlist>
153153 </listitem>
154154+ <listitem>
155155+ <para>
156156+ OpenSSH was updated to version 8.8p1
157157+ </para>
158158+ <itemizedlist spacing="compact">
159159+ <listitem>
160160+ <para>
161161+ This breaks connections to old SSH daemons as ssh-rsa host
162162+ keys and ssh-rsa public keys that were signed with SHA-1
163163+ are disabled by default now
164164+ </para>
165165+ </listitem>
166166+ <listitem>
167167+ <para>
168168+ These can be re-enabled, see the
169169+ <link xlink:href="https://www.openssh.com/txt/release-8.8">OpenSSH
170170+ changelog</link> for details
171171+ </para>
172172+ </listitem>
173173+ </itemizedlist>
174174+ </listitem>
154175 </itemizedlist>
155176 </section>
156177 <section xml:id="sec-release-21.11-new-services">
+4
nixos/doc/manual/release-notes/rl-2111.section.md
···4646 - building LXD images from configurations is now directly possible with just nixpkgs
4747 - hydra is now building nixOS LXD images that can be used standalone with full nixos-rebuild support
48484949+- OpenSSH was updated to version 8.8p1
5050+ - This breaks connections to old SSH daemons as ssh-rsa host keys and ssh-rsa public keys that were signed with SHA-1 are disabled by default now
5151+ - These can be re-enabled, see the [OpenSSH changelog](https://www.openssh.com/txt/release-8.8) for details
5252+4953## New Services {#sec-release-21.11-new-services}
50545155- [btrbk](https://digint.ch/btrbk/index.html), a backup tool for btrfs subvolumes, taking advantage of btrfs specific capabilities to create atomic snapshots and transfer them incrementally to your backup locations. Available as [services.btrbk](options.html#opt-services.brtbk.instances).