Business online activity is giving competitors too much information

Irish businesses need to be smarter about the information they post on sites such as LinkedIn, according to a leading security analyst.

Michael Schrenk, an internet strategist who has worked with governments and banks across the globe, told *The Sunday Business Post* that many businesses were unaware of the information they were inadvertently giving competitors.

''LinkedIn is such a leak for organisations. If I wanted to learn about an organisation, I'd find out ...