67 lines
5.3 KiB
HTML
67 lines
5.3 KiB
HTML
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<meta name="DC.Title" content="Lock and unlock security-related system values" />
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<meta name="abstract" content="To prevent users from changing security-related system values during normal operation, system service tools (SST) and dedicated service tools (DST) provide an option to lock these security values." />
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<meta name="description" content="To prevent users from changing security-related system values during normal operation, system service tools (SST) and dedicated service tools (DST) provide an option to lock these security values." />
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<meta name="DC.Relation" scheme="URI" content="rzakzlocksecurity.htm" />
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<title>Lock and unlock security-related system values</title>
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</head>
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<body id="rzakzlockunlock"><a name="rzakzlockunlock"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Lock and unlock security-related system values</h1>
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<div><p>To prevent users from changing security-related system values during normal operation, system service tools (SST) and dedicated service tools (DST) provide an option to lock these security values.</p>
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<div class="section"><p>You must use DST if you are in recovery mode because SST is not available during this mode. Otherwise, use SST to lock or unlock the security-related system values.</p>
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<p>To lock or unlock security-related
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system values with the Start System Service Tools (STRSST) command, follow these steps:</p>
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</div>
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<ol><li><span>Open a character-based interface.</span></li>
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<li><span>On the command line, type <samp class="codeph">STRSST</samp>.</span></li>
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<li><span>Type your service tools user name and password.</span></li>
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<li><span>Select option 7 (Work with system security).</span></li>
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<li><span>Type <span class="uicontrol">1</span> to unlock security-related system values or <span class="uicontrol">2</span> to lock security-related system values in the <span class="uicontrol">Allow security-related system values
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changes</span> parameter.</span></li>
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</ol>
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<div class="section"><div class="note"><span class="notetitle">Note:</span> You must have a service tool profile and password to lock or unlock the security-related system values.</div>
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<p>To lock or unlock security-related system values using dedicated service tools
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(DST) during an attended IPL of a system recovery, follow these steps:</p>
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<ol><li>From the <span class="uicontrol">IPL</span> or <span class="uicontrol">Install the System</span> display, select option 3 to Use Dedicated Service Tools. <div class="note"><span class="notetitle">Note:</span> This step assumes that you are in recovery mode and are
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performing an attended IPL.</div>
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</li>
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<li>Sign on to DST using your service tools user name and password.</li>
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<li>Select option 13 (Work with system security).</li>
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<li>Type <span class="uicontrol">1</span> to unlock security-related system values or <span class="uicontrol">2</span> to lock security-related system values in the <span class="uicontrol">Allow security-related system values changes</span> parameter.</li>
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</ol>
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<p>To view a list of system values are controlled by this lock function, see Lock function of security-related system values.</p>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzakzmanage.htm" title="As an administrator, you can perform many tasks to help you manage system values. Select this topic to learn how to save, configure, and lock system values.">Manage system values</a></div>
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</div>
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<div class="relconcepts"><strong>Related concepts</strong><br />
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<div><a href="rzakzlocksecurity.htm" title="Find information about how to lock and unlock system values. Only some system values can be locked. This will provide you with a description of the lock function, what system values can be locked, and how to lock and unlock them.">Lock function of security-related system values</a></div>
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