<?xml version="1.0" encoding="UTF-8"?><!--Serialized by the GTRI Trustmark Framework API, version: 1.4.74--><tf:TrustInteroperabilityProfile xmlns:tf="https://trustmarkinitiative.org/specifications/trustmark-framework/1.4/schema/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ds="http://www.w3.org/2000/09/xmldsig#"><tf:Identifier>https://artifacts.trustmarkinitiative.org/lib/tips/nist-sp-800-53-r4-security-control-ac-4-_2__-processing-domains/4/</tf:Identifier><tf:Name>NIST SP 800-53 r4 Security Control AC-4 (2): Processing Domains</tf:Name><tf:Version>4</tf:Version><tf:Description>Profile of requirements corresponding to NIST Special Publication 800-53, r4, Security Control AC-4 (2): Processing Domains.</tf:Description><tf:PublicationDateTime>2021-04-26T00:00:00.000Z</tf:PublicationDateTime><tf:Primary>false</tf:Primary><tf:LegalNotice>This document and the information contained herein is provided on an "AS IS" basis, and the Georgia Tech Research Institute disclaims all warranties, express or implied, including but not limited to any warranty that the use of the information herein will not infringe any rights or any implied warranties or merchantability or fitness for a particular purpose. In addition, the Georgia Tech Research Institute disclaims legal liability for any loss incurred as a result of the use or reliance on the document or the information contained herein.</tf:LegalNotice><tf:Issuer><tf:Identifier>https://trustmarkinitiative.org/</tf:Identifier><tf:Name>TMI</tf:Name><tf:Contact><tf:Kind>PRIMARY</tf:Kind><tf:Responder></tf:Responder><tf:Email>help@trustmarkinitiative.org</tf:Email><tf:Telephone>555-555-5555</tf:Telephone><tf:WebsiteURL>https://trustmarkinitiative.org/</tf:WebsiteURL></tf:Contact></tf:Issuer><tf:Keywords><tf:Keyword>800-53</tf:Keyword><tf:Keyword>Access Control</tf:Keyword><tf:Keyword>NIST</tf:Keyword><tf:Keyword>Processing Domains</tf:Keyword><tf:Keyword>Security</tf:Keyword></tf:Keywords><tf:References><tf:TrustmarkDefinitionRequirement tf:id="TD_ref1"><tf:TrustmarkDefinitionReference><tf:Identifier>https://artifacts.trustmarkinitiative.org/lib/tds/information-flow-enforcement-_-processing-domains/1.0/</tf:Identifier><tf:Number>1</tf:Number><tf:Name>Information Flow Enforcement | Processing Domains</tf:Name><tf:Version>1.0</tf:Version><tf:Description>Defines conformance and assessment criteria for verifying that an information system uses protected processing domains to enforce organization-defined information flow control policies as a basis for flow control decisions.</tf:Description></tf:TrustmarkDefinitionReference></tf:TrustmarkDefinitionRequirement></tf:References><tf:TrustExpression><![CDATA[TD_ref1]]></tf:TrustExpression><tf:Sources><tf:Source tf:id="Source-2112165102"><tf:Identifier>SP800-53R4</tf:Identifier><tf:Reference>NIST Special Publication 800-53 Revision 4, Security and Privacy Controls for Federal Information Systems and Organizations, National Institute of Standards and Technology, April 2013 (Includes updates as of 01-15-2014). Available at &lt;a href="http://dx.doi.org/10.6028/NIST.SP.800-53r4"&gt;http://dx.doi.org/10.6028/NIST.SP.800-53r4&lt;/a&gt;.</tf:Reference></tf:Source></tf:Sources></tf:TrustInteroperabilityProfile>