10. The non-transitory, tangible computer-readable medium of claim 8 , wherein the instructions to generate the detection rule further include instructions that, when executed by the processor, cause the processor to: specify the portions of sent email messages to be matched to one or more of the plurality of credit report templates; specify content included in the portions of the sent email messages to be matched to content included in one or more of the plurality of credit report templates; specify file properties of an attached file included in sent email messages that, when present, result in the attached file qualifying for comparison to one or more of the plurality of credit report templates; and specify the minimum document exposure threshold between (i) the content included in portions of the sent email messages, and (ii) content included in each of the plurality of credit report templates, which results in the detection of a sent email message containing an unredacted credit report.
8. A non-transitory, tangible computer-readable medium storing machine readable instructions that, when executed by a processor, cause the processor to: generate a plurality of redacted credit report templates, each of the plurality of redacted credit report templates matching a format of a respective known credit report and not containing personal information, by removing the personal information contained in the respective known credit report; generate a detection rule specifying one or more parameters that indicate which portions of sent email messages that are addressed to parties outside of the local organization when compared to one or more of the plurality of redacted credit report templates exceed a minimum document exposure threshold; detect whether a sent email addressed to a party outside of the local organization contains an unredacted credit report containing personal information in accordance with the one or more parameters specified by the detection rule; and when the sent email contains an unredacted credit report, re-route the sent email within the local organization to prevent the sent email from being routed outside of the organization as addressed.