A spate of problems has cropped up with rogue SSL/TLS certificates that have the potential to subvert the integrity of encrypted Internet communications. Over at Macworld, Glenn Fleishman explains the situation, and offers advice to Mac OS X users on how to put up their guard for the system and browsers. follow link
Use Expose to Open Files Quickly
Looking for an easy way to drag a file into a hidden application? First enter Expose's All Windows mode by hitting F9, then hover over an application's window while dragging your file, pause for a moment (or press the Space bar) and that window will spring to the foreground enabling you to open the file within that application.
Visit plucky tree
Secure Your Mac from Certificate Flaws