Neal Creighton is an American entrepreneur based in Boston, Massachusetts, United States. He was one of the co-founders and CEO of certificate authority GeoTrust in 2001, and is co-inventor of the domain-validated certificate patent issued in 2006 which method accounts for 70 percent of all SSL certificates on the Internet. In 2006, GeoTrust was the 2nd largest certificate authority in the world with 26.7 percent market share according to independent survey company Netcraft. He was also cofounder of RatePoint, Inc., which was named the MITX 2010 Social Media Company of the Year for New England.