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      <marc:subfield code="a">[Gatineau, QC] : </marc:subfield>
      <marc:subfield code="b">Communications Security Establishment = Centre de la sécurité des telecommunications, </marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Guide sur la segmentation en unités dans le cadre des services fondés sur l'infonuagique.</marc:subfield>
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      <marc:subfield code="a">"Unclassified."</marc:subfield>
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      <marc:subfield code="a">"This publication takes effect on October 6, 2021."</marc:subfield>
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      <marc:subfield code="a">Issued also in HTML format.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (page 20).</marc:subfield>
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      <marc:subfield code="a">"This document describes how your organization can use tokenization to reduce the residual risks incurred when using cloud-based services to transmit, process, or store sensitive information (i.e. information that requires protection against unauthorized disclosure)"--Introduction, page 6.</marc:subfield>
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      <marc:subfield code="t">Guide sur la segmentation en unités dans le cadre des services fondés sur l'infonuagique.</marc:subfield>
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      <marc:subfield code="a">Practitioner series (Communications Security Establishment (Canada))</marc:subfield>
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      <marc:subfield code="u">https://cyber.gc.ca/en/guidance/guidance-using-tokenization-cloud-based-services-itsp50108</marc:subfield>
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