Exhibit 1 VOTING AGREEMENT (SERIES A) THIS VOTING AGREEMENT (this "Agreement") is made and entered into as of September 21, 2008 by and among McAfee, Inc., a Delaware corporation ("Parent"), Warburg Pincus Private Equity IX, L.P., a Delaware limited...Voting Agreement • September 23rd, 2008 • Warburg Pincus Private Equity IX, L.P. • Computer peripheral equipment, nec • Delaware
