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      -Xdisableexcessivegc
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      -Xdisableexplicitgc
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      -Xdisablejavadump
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      -Xdisablestringconstantgc
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      -Xdump
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      -Xenableexcessivegc
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      -Xnoaot
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      -Xnoclassgc
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      -Xnocompactexplicitgc
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      -Xnocompactgc
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      -Xnocompressedrefs
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      -Xnojit
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      -Xnolinenumbers
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    <a href="../xloa/" title="-Xnoloa" class="md-nav__link">
      -Xnoloa
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    <a href="../xsigcatch/" title="-Xnosigcatch" class="md-nav__link">
      -Xnosigcatch
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  <li class="md-nav__item">
    <a href="../xsigchain/" title="-Xnosigchain" class="md-nav__link">
      -Xnosigchain
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    <a href="../xnumanone/" title="-Xnuma:none" class="md-nav__link">
      -Xnuma:none
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      -Xoptionsfile
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      -Xquickstart
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      -Xrs
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      -XsamplingExpirationTime
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      -Xscdmx
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      -Xscmaxjitdata
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      -Xscminaot
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      -Xscminjitdata
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      -Xscmx
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      -Xshareclasses
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      -Xsigcatch
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      -Xsigchain
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    <a href="../xsignal/" title="-Xsignal" class="md-nav__link">
      -Xsignal
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      -Xsoftmx
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    <a href="../xsoftrefthreshold/" title="-Xsoftrefthreshold" class="md-nav__link">
      -Xsoftrefthreshold
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      -Xss
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      -Xssi
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    <a href="../xtgc/" title="-Xtgc" class="md-nav__link">
      -Xtgc
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      -Xthr
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<h1 id="-dcomibmenablelegacylogsecurity">-Dcom.ibm.enableLegacyLogSecurity</h1>
<p>To improve security, the security checks in the certain <code>com.ibm.jvm.Log</code> APIs are now enabled by default, when the <code>SecurityManger</code> is enabled. Use this system property to turn off security checking for these APIs.</p>
<h2 id="syntax">Syntax</h2>
<pre><code>    -Dcom.ibm.enableLegacyLogSecurity=[true|false]
</code></pre>
<table>
<thead>
<tr>
<th>Setting</th>
<th>Effect</th>
<th align="center">Default</th>
</tr>
</thead>
<tbody>
<tr>
<td>true</td>
<td>Enable</td>
<td align="center"><i class="fa fa-check" aria-hidden="true"></i><span class="sr-only">yes</span></td>
</tr>
<tr>
<td>false</td>
<td>Disable</td>
<td align="center"></td>
</tr>
</tbody>
</table>
<h2 id="explanation">Explanation</h2>
<p>Security checking is enabled in the following APIs:</p>
<ul>
<li><code>com.ibm.jvm.Log.QueryOptions()</code></li>
<li><code>com.ibm.jvm.Log.SetOptions(String)</code></li>
</ul>
<h2 id="see-also">See also</h2>
<ul>
<li><a href="../dcomibmenablelegacydumpsecurity/">-Dcom.ibm.enableLegacyDumpSecurity</a></li>
<li><a href="../dcomibmenablelegacytracesecurity/">-Dcom.ibm.enableLegacyTraceSecurity</a></li>
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