CW+ Premium Content/Computer Weekly

In this week’s Computer Weekly, the NSA/GCHQ snooping scandal has added to concerns about security of virtual private networks (VPNs) – we find out how IT chiefs should respond to the threat. Windows XP support has now ended – we look at what it means for the remaining users of Microsoft’s enduringly popular operating system. And we examine the benefits of data visualisation tools and hear from users about their projects. Read the issue now.