HERNDON, Va.--(BUSINESS WIRE)--Xceedium®, Inc., the leading provider of privileged identity management solutions for hybrid enterprises, today announced continued record revenue growth. Accelerating past unsurpassed 2014 results, in which the company achieved over 70% growth, Xceedium revealed year over year revenue gains of 82% in the first quarter of 2015. While demand was strong across all sectors, public sector sales contributed significantly to overall results as Federal agencies sought to