Emil Protalinski writes:
On Friday, a researcher by the name of Suriya Prakash claimed that the majority of phone numbers on Facebook are not safe. It’s not clear where he got his numbers from (he says 98 percent, while another time he says 500 million out of Facebook’s600 million mobile users), but his demonstration certainly showed he could collect countless phone numbers and their corresponding Facebook names with very little effort.
Read more on The Next Web.