This document describes the security content of QuickTime 7.7. For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see the Apple Product Security website. For...

If your Mac has ADmitMac v5 installed, you may not be able to log in with any user accounts in OS X Lion, even if you are certain that you are entering the correct password....

Learn more about Boot Camp and its new features for OS X Lion....

This article explains the system and Microsoft Windows disc requirements for running Boot Camp 4.0. Important: If your Mac has a Boot Camp partition with Windows XP or Windows Vista, you can continue to use your Boot Camp partition, but you can’t upgrade to Boot Camp 4.0....

Final Cut Server requires specific TCP (Transmission Control Protocol) ports to be open on your server. If you have a firewall configured or you are using the Mac OS X Server firewall, you must enable these ports before you can use Final Cut Server....

Learn how to use Lion Recovery if you've enabled FileVault 2 in OS X Lion, or if you have enabled a firmware password on your Mac. FileVault 2 lets you encrypt the contents of your entire hard drive....

Wired and wireless keyboards designed for use with OS X Lion feature Launchpad and Mission Control function keys....

A FileVault 2-encrypted disk is locked to network users who are listed as "enabled" in the FileVault tab of the Security & Privacy preferences pane....

Attempting to open a PowerPC-based application results in the alert: "You can't open the application (name of application) because PowerPC applications are no longer supported."   Also, PowerPC-based applications display a white prohibitory sign over their icon in the Finder....

This document describes the security content of iOS 4.3.5, which can be downloaded and installed using iTunes. For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see...