CAS client and server code developed by Yale University is subject to this license:
Copyright (c) 2000-2004 Yale University. All rights reserved.
THIS SOFTWARE IS PROVIDED "AS IS," AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE EXPRESSLY DISCLAIMED. IN NO EVENT SHALL YALE UNIVERSITY OR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED, THE COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH DAMAGE.
Redistribution and use of this software in source or binary forms, with or without modification, are permitted, provided that the following conditions are met:
1. Any redistribution must include the above copyright notice and disclaimer and this list of conditions in any related documentation and, if feasible, in the redistributed software.
2. Any redistribution must include the acknowledgment, "This product includes software developed by Yale University," in any related documentation and, if feasible, in the redistributed software.
3. The names "Yale" and "Yale University" must not be used to endorse or promote products derived from this software.