July is when most offices start to empty out. Desks sit unused for a week or two at a time, out of office replies go up, and the usual rhythm of who's around and who isn't gets a lot less predictable. For cyber criminals, that's exactly the kind of gap they're looking for.

It's easy to think of summer as a quieter time for the business, but from a security point of view, it can actually be one of the riskier periods of the year. Here's what's worth thinking about before your team heads off.