Patch Management - The Foundation of IT Security

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The widespread impact of the SQL Slammer worm in January 2003 highlighted an issue that most security professionals see as a basic fact - IT system security is not based on a single installation, but on an ongoing management of risks and vulnerabilities.

The Slammer worm, through sheer volume of traffic, managed to shut down various commercial services and internet servers, but was based on a vulnerability addressed in a hotfix issued by Microsoft six months previously. This software patch was freely available, but was not widely installed, so ...

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