He went out to his car and sent her the Facebook message. Using Your Selfies For Science! Apple iPhones starting with the 3GS and iPads automatically encrypt data and so factory resets eliminate all data. Enter your email address to subscribe to this blog and receive notifications of new posts by email. She stood there, stunned, trying not to give herself away amid the chatter. You need to overwrite your files, making them irretrievable," Avast wrote in a blog.