MENNA A. FAROUK RADWA, a 27-year-old Egyptian woman, said her blood ran cold when her ex-boyfriend threatened to send nude photographs of her to her parents in revenge for their break-up. In socially conservative Egypt, the sharing of intimate images can have dire consequences for victims - from public shame to being thrown out of their homes. "I was so terrified. I was slowly dying because of this," Radwa, whose name has been changed to protect her identity, told the Thomson Reuters Foundation. Cases of "sextortion" involving threats to share private pictures have been increasing around the world in recent…