Comment 2 for bug 2060158

The Noble archive is not in a consistent state at the moment, because of many package rebuilds taking place. Things are getting back to normal, and indeed on my Noble system:

$ apt install strongswan --simulate
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
The following additional packages will be installed:
  libcharon-extauth-plugins libstrongswan libstrongswan-standard-plugins strongswan-charon strongswan-libcharon strongswan-starter
Suggested packages:
  libstrongswan-extra-plugins libcharon-extra-plugins
The following NEW packages will be installed:
  libcharon-extauth-plugins libstrongswan libstrongswan-standard-plugins strongswan strongswan-charon strongswan-libcharon strongswan-starter
0 upgraded, 7 newly installed, 0 to remove and 70 not upgraded.
Inst libstrongswan (5.9.13-2ubuntu4 Ubuntu:24.04/noble-proposed [amd64])
Inst strongswan-libcharon (5.9.13-2ubuntu4 Ubuntu:24.04/noble-proposed [amd64])
Inst strongswan-charon (5.9.13-2ubuntu4 Ubuntu:24.04/noble-proposed [amd64])
Inst strongswan-starter (5.9.13-2ubuntu4 Ubuntu:24.04/noble-proposed [amd64])
Inst libcharon-extauth-plugins (5.9.13-2ubuntu4 Ubuntu:24.04/noble-proposed [amd64])
Inst libstrongswan-standard-plugins (5.9.13-2ubuntu4 Ubuntu:24.04/noble-proposed [amd64])
Inst strongswan (5.9.13-2ubuntu3 Ubuntu:24.04/noble [all])