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	<id>https://wiki.idesg.org/index.php?action=history&amp;feed=atom&amp;title=Privacy_Req_4</id>
	<title>Privacy Req 4 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.idesg.org/index.php?action=history&amp;feed=atom&amp;title=Privacy_Req_4"/>
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	<updated>2026-05-06T09:57:12Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.idesg.org/index.php?title=Privacy_Req_4&amp;diff=5843&amp;oldid=prev</id>
		<title>Omaerz: 13 revisions imported: Initial Upload of old pages from IDESG Wiki</title>
		<link rel="alternate" type="text/html" href="https://wiki.idesg.org/index.php?title=Privacy_Req_4&amp;diff=5843&amp;oldid=prev"/>
		<updated>2018-06-28T04:03:02Z</updated>

		<summary type="html">&lt;p&gt;13 revisions imported: Initial Upload of old pages from IDESG Wiki&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 04:03, 28 June 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Omaerz</name></author>
	</entry>
	<entry>
		<id>https://wiki.idesg.org/index.php?title=Privacy_Req_4&amp;diff=5842&amp;oldid=prev</id>
		<title>Mary Hodder: added info from linked SG page</title>
		<link rel="alternate" type="text/html" href="https://wiki.idesg.org/index.php?title=Privacy_Req_4&amp;diff=5842&amp;oldid=prev"/>
		<updated>2018-06-18T21:58:47Z</updated>

		<summary type="html">&lt;p&gt;added info from linked SG page&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 21:58, 18 June 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l14&quot;&gt;Line 14:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 14:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;See Requirements [[Privacy Req 1|PRIVACY-1 (DATA MINIMIZATION)]] and [[Privacy Req 2|PRIVACY-2 (PURPOSE LIMITATION)]] on the application of limitations to, and scope of, individual transactions and data exchanges.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;See Requirements [[Privacy Req 1|PRIVACY-1 (DATA MINIMIZATION)]] and [[Privacy Req 2|PRIVACY-2 (PURPOSE LIMITATION)]] on the application of limitations to, and scope of, individual transactions and data exchanges.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;See &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;also &lt;/del&gt;[[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Privacy Req &lt;/del&gt;4 &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Supplemental &lt;/del&gt;Guidance]].&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;=== Supplemental Information ===&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Credentials bound to identifiers, like attributes bound to identifiers, carry increased risk of inappropriate disclosure when stored.  &lt;/ins&gt;See &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;generally &lt;/ins&gt;[[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Privacy_Req_1|PRIVACY-1]].   This requirement PRIVACY-&lt;/ins&gt;4 &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;assumes that the privacy risk analysis required by [[Privacy_Req_5|PRIVACY-5]] will inform an entity&amp;#039;s decisions about credential retention.  &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;=== References and &lt;/ins&gt;Guidance &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;(non-normative) ===&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;See [[Privacy_Req_2|PRIVACY-2]] and [[Privacy_Req_3|PRIVACY-3&lt;/ins&gt;]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Mary Hodder</name></author>
	</entry>
	<entry>
		<id>https://wiki.idesg.org/index.php?title=Privacy_Req_4&amp;diff=5841&amp;oldid=prev</id>
		<title>Mary Hodder: updated SG phase II</title>
		<link rel="alternate" type="text/html" href="https://wiki.idesg.org/index.php?title=Privacy_Req_4&amp;diff=5841&amp;oldid=prev"/>
		<updated>2018-06-13T20:39:23Z</updated>

		<summary type="html">&lt;p&gt;updated SG phase II&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;lt;&amp;lt; Back to [[Baseline_Functional_Requirements_v1.0|Baseline Functional Requirements Index]]&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
== PRIVACY-4.    CREDENTIAL LIMITATION ==&lt;br /&gt;
Entities MUST NOT request [[IDEF Glossary USERS|USERS]]’ credentials unless necessary for the transaction and then only as appropriate to the risk associated with the transaction or to the risks to the parties associated with the transaction.&lt;br /&gt;
&lt;br /&gt;
=== SUPPLEMENTAL GUIDANCE ===&lt;br /&gt;
Intermediaries may not have a direct relationship with individuals whose data moves through their systems,&lt;br /&gt;
but should facilitate endpoints&amp;#039; ability to conform to this Requirement.&lt;br /&gt;
&lt;br /&gt;
See the [https://workspace.idesg.org/kws/public/download.php/53/IDEF-Functional-Model-v1.0.pdf IDESG Functional Model] for definition of Transaction Intermediation for the scope of “intermediaries.” The functional model describes Transaction Intermediation as “Processes and&lt;br /&gt;
procedures that limit linkages between transactions and facilitate credential portability.&amp;quot; This includes&lt;br /&gt;
functions defined as “Blinding,” “Psuedonymization/Anonymization,” and “Exchange.”&lt;br /&gt;
&lt;br /&gt;
See Requirements [[Privacy Req 1|PRIVACY-1 (DATA MINIMIZATION)]] and [[Privacy Req 2|PRIVACY-2 (PURPOSE LIMITATION)]] on the application of limitations to, and scope of, individual transactions and data exchanges.&lt;br /&gt;
&lt;br /&gt;
See also [[Privacy Req 4 Supplemental Guidance]].&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
=== REFERENCES ===&lt;br /&gt;
Further reference materials to aid organizations interested in conforming to these Requirements can be found at the wiki page [[Supplemental Privacy Guidance]]; this has been archived at https://workspace.idesg.org/kws/public/download.php/56/Supplemental-Privacy-Guidance.docx&lt;br /&gt;
&lt;br /&gt;
=== APPLIES TO ROLES ===&lt;br /&gt;
1 - [[IDEF Glossary RELYING PARTIES|RELYING PARTIES]] &amp;lt;br&amp;gt;&lt;br /&gt;
2 - [[IDEF Glossary IDENTITY PROVIDERS|IDENTITY PROVIDERS]] &amp;lt;br&amp;gt;&lt;br /&gt;
3 - Attribute Providers &amp;lt;br&amp;gt;&lt;br /&gt;
4 – Intermediaries &amp;lt;br&amp;gt;&lt;br /&gt;
5 - Credential Service Providers (where there is user interaction) &amp;lt;br&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== APPLIES TO ACTIVITIES ===&lt;br /&gt;
[[IDEF Functional Model REGISTRATION|REGISTRATION]], [[IDEF Functional Model CREDENTIALING|CREDENTIALING]], [[IDEF Functional Model AUTHENTICATION|AUTHENTICATION]], [[IDEF Functional Model AUTHORIZATION|AUTHORIZATION]], [[IDEF Functional Model INTERMEDIATION|INTERMEDIATION]]&lt;br /&gt;
&lt;br /&gt;
=== KEYWORDS ===&lt;br /&gt;
[[IDEF Keywords CREDENTIAL|CREDENTIAL]], [[IDEF Keywords IDENTIFIERS|IDENTIFIER]], [[IDEF Keywords LIMITATION|LIMITATION]], &lt;br /&gt;
[[IDEF Keywords PRIVACY|PRIVACY]], [[IDEF Keywords PURPOSE|PURPOSE]], [[IDEF Keywords RISK|RISK]]&lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
----&lt;br /&gt;
Quick Links:   [[SALS]]  |  [[Baseline Functional Requirements v1.0]]  |  [[Glossary]]  |&lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
----&lt;/div&gt;</summary>
		<author><name>Mary Hodder</name></author>
	</entry>
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