Research on IT Security and Managed IT Security Services

I need some market analysis on the following field: 1/ IT Security Services 2/ Managed IT Security Services Need Analyst opinions, Global and regional market potentials, Key drivers for this market segment, Major suppliers for such kind of services, Key Threats and Opportunities, Main services in this sector. List of Key online and offline publication on this topic. List of key online resources. Special focus should be on the potential of "Managed Security Services", how large is the market, some success projects, opportunities etc. The whole report should be delivered in Microsoft Powerpoint format. Fast turnaround needed.