Details are still coming in, but Wired reports that the relatively simple hack that made it possible for Mat Honan’s digital life to be taken over remotely should not be possible any more, with Amazon and Apple both changing account-related security practices, at least temporarily. What these policies will evolve to remains unknown, but both companies clearly needed to do something. follow link
Option-Click in Scroll Bars for Jump Scrolling
In Mac OS X in general, and thus in most native Mac OS X applications, hold down the Option key and click anywhere in a window's scroll bar to jump to that spot (rather than scrolling one screen). If you like this behavior, you can make it the default in the Appearance preference pane. For "Click in the scroll bar to:" select "Jump to here."
Apple and Amazon Change Security Practices