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Chapter 29. Maintaining a Healthy System > Keeping Software Updated

Keeping Software Updated

An important part of maintaining a functioning and secure system is staying on top of the operating system updates. With a BSD core, Tiger needs more frequent attention than the Classic Mac operating system. Critical security utilities such as SSH are revised regularly and, unless updated, might open your system to outside attack. Updates in mid-2004 fixed holes in Safari and Help Viewer that could potentially allow malicious scripts to run without warning on your system. Although it might be tempting to let Tiger coast for a few months and perform all the updates at once, doing so is not wise. A machine with a full-time Internet connection is vulnerable from the moment that a new software exploit is found and very likely will be compromised.

For example, consider my home cable-connected computer, which logs each connection attempt made:


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