Lex Friedman at Macworld tries to figure out why some iTunes accountholders are seeing small charges made against gift-card and other credits in their accounts while their passwords remain secure. It’s a mystery, and Lex says there’s no answer to it yet. follow link
Option-Click AirPort Menu for Network Details
If you hold down the Option key while clicking the AirPort menu in Mac OS X 10.5 Leopard, you'll see not just the names of nearby Wi-Fi networks, but additional details about the selected network. Details include the MAC address of the network, the channel used by the base station, the signal strength (a negative number; the closer to zero it is, the stronger the signal), and the transmit rate in megabits per second showing actual network throughput. If you hover the cursor over the name of a network to which you're not connected, a little yellow pop-up shows the signal strength and type of encryption.
Tracking Down an iTunes Account Hack
Check out the Take Control ebooks that expand on the topic in this article: