Once you are over the online install experience, the upside down mouse gestures and all the other bling that comes as part of OS X Lion, it is time to look at what has changed from a security point of view. Apple doesn't exactly advertise security features, but Lion provides some significant security improvements. Just an important note: Lion is just a day old now, so a lot of these features haven't exactly been tested yet by the large masses of users. Address Space Layout Randomization (ASLR) ASLR will make exploiting vulnerabilities significantly harder. In itself, it doesn't prevent any vulnerabilities. Snow Leopard ...