See also this page @ref{Новости, on russian}.
+@node Release 5.8
+@section Release 5.8
+@itemize
+@item Optional ability to use syslog for logging, with
+@url{https://tools.ietf.org/html/rfc5424, RFC 5424}-like
+structured records.
+@item XTEA algorithm is not used anymore for nonce obfuscation.
+BLAKE2-MAC is used instead. Encryptionless mode now really does not
+depend on encryption functions.
+@end itemize
+
+@node Release 5.7
+@section Release 5.7
+@itemize
+@item TAP interface name and remote peer's address are passed to up- and
+down- scripts through environment variables.
+@item Update Argon2 library to use version 1.3 of the algorithm.
+@end itemize
+
@node Release 5.6
@section Release 5.6
@itemize