On Monday, Dillon Beresford, an analyst for security auditing firm NSS Labs, took aim at Siemens in a message to a mailing list devoted to supervisory control and data acquisition (SCADA) software used in physical systems like power plants and factories.

FORBES: Siemens Accused Of Whitewashing Critical Security Bugs

Scada (Supervisory Control and Data Acquisition) is the industry term for the computers behind the machinery in power plants, water treatment centres, traffic controls and other utilities.

BBC: US government warns over vulnerable control systems

The improved ability to scale infrastructure up or down to meet dynamically changing and new business needs increases business ability while shared IT infrastructure not only reduces hardware acquisition costs but also results in significant savings in IT staffing costs and data center space, power, and cooling.

FORBES: NetApp Was Cloud Before Cloud Was Cool, Stock Headed To $64