PreciseID Fingerprintinghttp://www.websense.com/content/support/library/data/v76/help/preciseid_summary.aspx

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PreciseID fingerprinting

One of the ways that you can classify data in your organization is by “fingerprinting” it using the Websense patented PreciseID™ technology. (Other ways include identifying key phrases, regular expression patterns, dictionaries, or file types. See Classifying Content.)

The power of PreciseID techniques is its ability to detect sensitive information despite manipulation, reformatting, or other modification. Fingerprints enable the protection of whole or partial documents, antecedents, and derivative versions of the protected information, as well as snippets of the protected information whether cut and pasted or retyped.

PreciseID technology can fingerprint 2 types of data: structured and unstructured.

Structured fingerprinting defines what tables and what data inside the table should be fingerprinted. (To set this up, select Main > Policy Management > Content Classifiers > Database Fingerprinting.)

Unstructured fingerprinting defines files and folders that should be fingerprinted. (To set this up, select Main > Policy Management > Content Classifiers > File Fingerprinting.)

These classifiers not only define what to fingerprint, but when and how often to run the fingerprinting scan. That way, if files or data change after fingerprinting, Data Security stays up to date.

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