US Patent 10216958 Minimizing sensitive data exposure during preparation of redacted documents

A document review and security technique is provided that presents a first portion of a document to a first reviewer, wherein the first portion includes less than the entire document, presents a second portion of the document to a second reviewer, wherein the second portion includes less than the entire document, wherein the second portion is at least partially different from the first portion, and wherein the first reviewer and the second reviewer are different reviewers, receives from the first reviewer a review action input associated with the first portion, receives from the second reviewer a review action input associated with the second portion, and determines a disposition of the document in accordance with the review action inputs.