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Apache Solr 3 Enterprise Search Server by Eric Pugh, David Smiley

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Maintaining document security with ManifoldCF

A frequent requirement for search engines is to maintain document level security. While a public search engine may expose all documents to all users, many intranet oriented search engines maintain information that that is accessible to only a subset of users. Historically, the solution to maintaining document level security has been a roll-your-own with the most common approaches being:

  1. Implement a post processing filter on the document result set that removes documents that don't match a specific user access controls. This approach is nice because you can just wrap your calls to Solr with your own proprietary security model, and doesn't require any changes to your indexing logic. However, this can ...

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