WALTHAM , Mass. and BETHESDA , Md . , April 29 / PRNewswire / -- Fidelis Security Systems announced today that Info Security Products Guide , the industry 's leading publication on security-related products and technologies , for the third consecutive year has named the Fidelis Extrusion System ( R ) , Fidelis XPS ( TM ) , winner of the 2009 Global Product Excellence in Network Data Leakage Prevention Customer Trust Award .