Over at Macworld, Lex Friedman does an excellent job running down the strange story of a Russian hacker who figured out how to trick iOS such that users could make some in-app purchases for free. Apple should be able to fix the problem, but it’s an interesting example of the classic “man in the middle” attack because, in this case, the man in the middle is the user, rather than some bad guy. 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."
Hacker Exploits iOS Flaw for Free In-App Purchases