@item
@url{https://www.gnu.org/philosophy/pragmatic.html, Copylefted}
@url{https://www.gnu.org/philosophy/free-sw.html, free software}:
-licenced under @url{https://www.gnu.org/licenses/gpl-3.0.html, GPLv3+}.
+licenced under @url{https://www.gnu.org/licenses/gpl-3.0.html, GNU GPLv3+}.
@item
Fast strong @ref{PAKE, passphrase authenticated} augmented