rl-2405: highlight cryptsetup upgrade

It is probably a good idea to talk about it and leave it to release editors to decide how they want to present this.

Hardware OPAL based is interesting for certain companies with compliance constraints.

1 files changed, 4 insertions, 0 deletions

diff --git a/nixos/doc/manual/release-notes/rl-2405.section.md b/nixos/doc/manual/release-notes/rl-2405.section.md
index 9a96c6256846..0aaaa2abfc29 100644
--- a/nixos/doc/manual/release-notes/rl-2405.section.md
+++ b/nixos/doc/manual/release-notes/rl-2405.section.md
@@ -8,6 +8,10 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
 
+- `cryptsetup` has been upgraded from 2.6.1 to 2.7.0. Cryptsetup is a critical component enabling LUKS-based (but not only) full disk encryption.
+  Take the time to review [the release notes](https://gitlab.com/cryptsetup/cryptsetup/-/raw/v2.7.0/docs/v2.7.0-ReleaseNotes).
+  One of the highlight is that it is now possible to use hardware OPAL-based encryption of your disk with `cryptsetup`, it has a lot of caveats, see the above notes for the full details.
+
 - `screen`'s module has been cleaned, and will now require you to set `programs.screen.enable` in order to populate `screenrc` and add the program to the environment.
 
 - `linuxPackages_testing_bcachefs` is now fully deprecated by `linuxPackages_latest`, and is therefore no longer available.