TOKYO--(BUSINESS WIRE)--NTT Communications (NTT Com) (NYSE: NTT) announced today that it has been positioned as a Leader in International Data Corporation’s (IDC) first ever "IDC ITMarketScape: Asia/Pacific Managed Security Services 2015 Vendor Assessment" report (doc # AP251064, May 2015). The IDC ITMarketScape represents a vendor assessment including both quantitative and qualitative characteristics that define success in today’s managed security services market. IDC evaluated 16 organization