libzrtpcpp: libzrtpcpp (C++ implementation of Phil Zimmermann's ZRTP) libzrtpcpp: libzrtpcpp: GNU ZRTP is a C++ implementation of Phil Zimmermann's ZRTP libzrtpcpp: specification and is available under the GPL license. libzrtpcpp: libzrtpcpp: The complete GNU ZRTP implementation consists of two main parts, libzrtpcpp: the GNU ZRTP core (independent from the OS and the RTP/SRTP libzrtpcpp: implementation) and an RTP/SRTP implementation specific glue code. libzrtpcpp: The current GNU ZRTP distribution contains glue code to bind GNU libzrtpcpp: ZRTP to GNU ccRTP. libzrtpcpp: Homepage: http://www.gnutelephony.org/