Item 4. MINE SAFETY DISCLOSURES

Not applicable.

EXECUTIVE OFFICERS OF THE REGISTRANT

The following table sets forth information regarding our executive officers as of February 16, 2018:

D. James Bidzos has served as Executive Chairman since August 2009 and President and Chief Executive Officer since August 2011. He served as Executive Chairman and Chief Executive Officer on an interim basis from June 2008 to August 2009 and served as President from June 2008 to January 2009. He served as Chairman of the Board since August 2007 and from April 1995 to December 2001. He served as Vice Chairman of the Board from December 2001 to August 2007. Mr. Bidzos served as a director of VeriSign Japan from March 2008 to August 2010 and served as Representative Director of VeriSign Japan from March 2008 to September 2008. Mr. Bidzos served as Vice Chairman of RSA Security Inc., an Internet identity and access management solution provider, from March 1999 to May 2002, and Executive Vice President from July 1996 to February 1999. Prior thereto, he served as President and Chief Executive Officer of RSA Data Security, Inc. from 1986 to February 1999.

Todd B. Strubbe has served as Chief Operating Officer since April 2015. From September 2009 to April 2015, he served as the President of the Unified Communications Business Segment for West Corporation, a provider of technology-driven communications services. Prior to this, he was a co-founder and Managing Partner of Arbor Capital, LLC. He has also served in executive leadership positions at First Data Corporation and CompuBank, N.A. and as an associate and then as an engagement manager with McKinsey & Company, Inc. He also served for five years as an infantry officer with the United States Army. Mr. Strubbe holds an M.B.A. degree from Harvard Business School and a B.S. degree from the United States Military Academy at West Point.

George E. Kilguss, III has served as Chief Financial Officer since May 2012. From April 2008 to May 2012, he was the Chief Financial Officer of Internap Network Services Corporation, an IT infrastructure solutions company. From December 2003 to December 2007, he served as the Chief Financial Officer of Towerstream Corporation, a company that delivers high speed wireless Internet access to businesses. Mr. Kilguss holds an M.B.A. degree from the University of Chicago’s Graduate School of Business and a B.S. degree in Economics and Finance from the University of Hartford.

Thomas C. Indelicarto has served as General Counsel and Secretary since November 2014. From September 2008 to November 2014, he served as Vice President and Associate General Counsel. From January 2006 to September 2008, he served as Litigation Counsel. Prior to joining the Company, Mr. Indelicarto was in private practice as an associate at Arnold & Porter LLP and Buchanan Ingersoll (now, Buchanan Ingersoll & Rooney, PC). Mr. Indelicarto also served as a U.S. Army officer for nine years. Mr. Indelicarto holds a J.D. degree from the University of Pittsburgh School of Law and a B.S. degree from Indiana University of Pennsylvania.

PART II