Internet security cannot be left to technologists alone Never has so much been spent, by so many, on so little." said Steve Hunt, an expert at Giga Information Group, about spending on public key infrastructure products. Once one of the most buoyant areas of spending on internet security, now belts are tightening and tougher questions about investment returns are being asked "PKI has become a dirty acronym", he says... Read Internet security strategies Outsourced services win a vote of confidence Many companies are overwhelmed by the complexity of trying to install in-house security coverage, but subcontractors can ease the burden and help cut costs Mobile internet security New devices bring IT headaches Companies need to develop comprehensive policies before rushing out to issue employees with the latest range of web-enabled phones Interactive TV Persuading viewers to pay for services could be tough The advent of interactive TV will not be an overnight revolution, but the foundations for the new services are steadily being built Gaming Political challenges outweigh the technological ones Any time, anywhere gaming provides an attractive business model, although revenue sharing and standards setting are proving more of a problem