The chairman of Interpol's European Working Party on IT Crime has warned that a "vacuum of knowledge" surrounding IT security means companies are exposing themselves to unnecessary risk.

Bob Jones, who also works as a computer security consultant at Queen Mary's college at the University of London, said too many companies took on IT security staff blindly believing that they would be able to 'pick up' the necessary knowledge as they went along.

"As more and more machines are interconnected, the problem is much more complex. These individuals need indepth training of technical security aspects but they also need management training - and knowledge about how to manage security issues," Jones said.

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