July 8, 2010May 30, 2014 Want a key combination to lock the Mac screen like CTRL-ALT-DEL? by happyorright LockTight for Mac OS X Intel gkoya. Is the answer. It is free and even works on Snow Leopard. I have used it and it works great and helps people who are used to the Windows way of using the keyboard to lock the screen more intuitively. Related Posts:Book Review: Why I Jumped: My True Story of Postpartum Why I Jumped: My True Story of Postpartum Depression, Dramatic Rescue & ..Book Review: Enterprise Directory and Security Enterprise Directory and Security Implementation Guide: Designing and Implementing Directories in Your ..Stories from my Past: Listening with your eyes Have you ever meet anyone who listens to you with their entire ..Want a PC laptop close to a Macbook or MacBook ..Review: High-PPI Toshiba Kirabook goes after Retina MacBook Pro | Ars Technica. ..