What is PIN Visual Protection? Blair April 10, 2019 19:53 Updated In order to visually protect your PIN Code, you can enter any random digits both before and after you enter your PIN Code. Related articles Is my Alfred DB series Smartlock waterproof? How do I use the one-touch unlock functionality? What if I lose my cell phone? How many digits are required for my PIN Code? Where can I order replacements for lost parts? Comments 0 comments Please sign in to leave a comment.