Resistance from database administrators to follow the advice of IT security staff and patch databases because of the time involved is leaving a door open for hackers, according to one security expert.

The battle for enterprise Cloud email accounts could heat up in the future, according to analyst firm Gartner, with Google's Gmail offering grabbing 50 per cent share of the global market.

Organisations that ignore the IT department when approving Cloud projects will face more than just security challenges, according to a legal expert.