It is
@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, GPLv3}.
You can read about GOST algorithms @url{http://gost.cypherpunks.ru/, more}.
Currently supported algorithms are:
@item GOST R 34.12-2015 64-bit block cipher Магма (Magma)
@item GOST R 34.13-2015 padding methods
@item MGM AEAD mode for 64 and 128 bit ciphers
+@item TLSTREE keyscheduling function
+@item ESPTREE keyscheduling function
@end itemize
Please send questions, bug reports and patches to