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One of the things I really love about OS X is its Unix underpinnings. Under the hood we get all the *nix tools and utilities I’ve come to know and love. Printing with CUPS, remote shell with OpenSSH, Windows sharing with SAMBA, web publishing with Apache, and so on and so forth. This gives OS X great power, but it also places a great responsibility on Apple. Just like with any other software, vulnerabilities surface in open source programs. In general the open source community is very responsive to security issues, and patches are released quickly. Those patches protect those who update, but they leave those who don’t even more vulnerable. The reason for this is that the patches can generally be reverse engineered, making it easy for the bad guys to attack un-patched machines. In order to keep OS X secure Apple need to push out patches in the open source components in OS X to users as quickly as possible. This is where Apple fall down, they are notoriously slow at getting patches out.

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