Apache HTTP Server Copyright 2018 The Apache Software Foundation. This product includes software developed at The Apache Software Foundation (http://www.apache.org/). Portions of this software were developed at the National Center for Supercomputing Applications (NCSA) at the University of Illinois at Urbana-Champaign. This software contains code derived from the RSA Data Security Inc. MD5 Message-Digest Algorithm, including various modifications by Spyglass Inc., Carnegie Mellon University, and Bell Communications Research, Inc (Bellcore). This software contains code derived from the PCRE library pcreposix.c source code, written by Philip Hazel, Copyright 1997-2004 by the University of Cambridge, England.