CHAPTER8
Essential Elements of Sensitive Data Control
In the past two chapters we demonstrated how the Oracle Real Application Security (RAS) and Oracle Virtual Private Database (VPD) features could be used to prevent a column from being visible in a result set. This technique is commonly referred to as “redaction” in the information technology field. The redaction technique is not a new concept in the area of information release. You may remember (or have at least seen in a movie) how information in a courtroom proceeding was redacted using a black magic marker on the original information release technology—paper.
In the modern age, many applications ...
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