Prelude IDS Framework: "Open Source Security's Best Kept Secret"
There is are a myriad of terms that have come about recently that apply to variations of an IDS. A newer term that has come about is a SIM (Security Information Management). Which can apply partly to the Prelude framework. Being that a SIM is a centralized repository for security event information. In fact by this definition Prelude is for the most part a SIM:
The project leader Yoann Vandoorselaere has referred to Prelude as a 'Meta IDS' as well. But no matter what term you use to refer to it. Prelude is a great piece of Open Source security software that was written with the intent of being used in large heterogeneous networks.
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