The Racoon2 project is a joint effort which provides an implementation of key management system for IPsec. The implementation is called Racoon2, a successor of Racoon, which was developed by the KAME project. It supports IKEv1, IKEv2, and KINK protocols. It works on FreeBSD, NetBSD, Linux, and Mac OS X. Racoon2 is provided under a BSD-style license.