Professor Hans Werner Meuer, co-founder of the Top500 supercomputer list, presents a critical assessment of high performance computing technology and applications. 

This special eight-page report from Computer Weekly analyses the challenges facing Microsoft, its financial performance, the services it offers, its place in the IT market and its future strategy. 

Fujitsu has been an insular company, with a market centred in Japan. Does it have what it takes to reinvent itself as a well-represented global player, with cloud computing at its heart? 

This week’s Computer Weekly examines the growing threat from smartphones being targeted by hackers and viruses as the devices are increasingly used for work. Hospitality giant Mitchells & Butlers talks about its migration to the cloud and the CIO of Airbus discusses his IT priorities and how he spends €500m a year on IT. 

This week’s Computer Weekly kicks off our Buyer's Guide to data security by looking at the changing role of the IT security chief. We also examine why flexible working is proving so slow to roll out and we talk to the UK's air traffic control operator about its ambitious desktop virtualisation project. 

This expert e-guide from SearchCIO.com offers advice on how to capitalize on cloud computing, social networking and big data for big payoffs in both their business and career by examining strategies for shared services, data analytics and consumerization of IT. 

This paper from the Open Group reveals how banks can benefit from combining complementary industry frameworks on enterprise architecture. 

This solutions guide details the four available networking configurations, and the advantages and disadvantages of each with an emphasis on typical Dell system configuration and the hardware offerings. 

This Computer Weekly buyer’s guide to IT tools shows how you can use software and systems to improve the running of your IT department. 

In this week’s Computer Weekly, we look at the IT challenges facing retailers, as consumers turn increasingly to web and mobile shopping channels. Oracle president Mark Hurd talks about how the supplier intends to simplify IT infrastructures. And new government CIO Andy Nelson discusses how he plans to transform Whitehall IT. Read the issue now.