The length of your online reviews may help scammers map your friends and target them

On the surface, posting online reviews looks like a win-win activity. It helps both businesses we like and people who might frequent them. But although posting reviews can benefit others, it can also put us all at risk, according to new research from the McCombs School of Business at The University of Texas at Austin. It can inadvertently expose our personal connections and make us and our online friends more vulnerable to cyberattacks.