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>.NET Thin Client</a>
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>C++ Thin Client</a>
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<li><a href="/docs/2.10.0/binary-client-protocol/key-value-queries" class=''>Key-Value Queries</a></li>
<li><a href="/docs/2.10.0/binary-client-protocol/sql-and-scan-queries" class=''>SQL and Scan Queries</a></li>
<li><a href="/docs/2.10.0/binary-client-protocol/binary-type-metadata" class=''>Binary Types Metadata</a></li>
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<a href="/docs/2.10.0/data-modeling/data-modeling"
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<a href="/docs/2.10.0/data-modeling/affinity-collocation"
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<a href="/docs/2.10.0/data-modeling/binary-marshaller"
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<a href="/docs/2.10.0/memory-configuration/data-regions"
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<a href="/docs/2.10.0/memory-configuration/eviction-policies"
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<a href="/docs/2.10.0/persistence/swap"
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<a href="/docs/2.10.0/persistence/custom-cache-store"
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<li>
<a href="/docs/2.10.0/persistence/snapshots"
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<a href="/docs/2.10.0/persistence/disk-compression"
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<a href="/docs/2.10.0/persistence/persistence-tuning"
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<button type='button' class='group-toggle collapsed '>Configuring Caches<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<a href="/docs/2.10.0/configuring-caches/configuration-overview"
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<a href="/docs/2.10.0/configuring-caches/configuring-backups"
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<a href="/docs/2.10.0/configuring-caches/partition-loss-policy"
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>Partition Loss Policy</a>
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<a href="/docs/2.10.0/configuring-caches/atomicity-modes"
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>Atomicity Modes</a>
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<a href="/docs/2.10.0/configuring-caches/expiry-policies"
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<a href="/docs/2.10.0/configuring-caches/on-heap-caching"
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<a href="/docs/2.10.0/configuring-caches/cache-groups"
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<a href="/docs/2.10.0/configuring-caches/near-cache"
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<li>
<a href="/docs/2.10.0/data-rebalancing" class='' >Data Rebalancing</a>
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<a href="/docs/2.10.0/data-streaming" class='' >Data Streaming</a>
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<button type='button' class='group-toggle collapsed '>Using Key-Value API<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<a href="/docs/2.10.0/key-value-api/basic-cache-operations"
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<a href="/docs/2.10.0/read-repair"
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<a href="/docs/2.10.0/key-value-api/transactions" class='' >Performing Transactions</a>
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<a href="/docs/2.10.0/SQL/sql-introduction"
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<a href="/docs/2.10.0/SQL/schemas"
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<a href="/docs/2.10.0/SQL/indexes"
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<a href="/docs/2.10.0/SQL/JDBC/jdbc-client-driver"
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<a href="/docs/2.10.0/sql-reference/ddl"
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<a href="/docs/2.10.0/sql-reference/dml"
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<a href="/docs/2.10.0/sql-reference/operational-commands"
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<a href="/docs/2.10.0/sql-reference/aggregate-functions"
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>Aggregate functions</a>
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<a href="/docs/2.10.0/sql-reference/string-functions"
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<a href="/docs/2.10.0/sql-reference/date-time-functions"
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<a href="/docs/2.10.0/sql-reference/system-functions"
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<a href="/docs/2.10.0/distributed-computing/distributed-computing"
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<a href="/docs/2.10.0/distributed-computing/cluster-groups"
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<a href="/docs/2.10.0/distributed-computing/executor-service"
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>Executor Service</a>
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<a href="/docs/2.10.0/distributed-computing/map-reduce"
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>MapReduce API</a>
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<a href="/docs/2.10.0/distributed-computing/load-balancing"
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>Load Balancing</a>
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<a href="/docs/2.10.0/distributed-computing/fault-tolerance"
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>Fault Tolerance</a>
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<a href="/docs/2.10.0/distributed-computing/job-scheduling"
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>Job Scheduling</a>
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<li>
<a href="/docs/2.10.0/distributed-computing/collocated-computations"
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>Colocating Computations with Data</a>
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<a href="/docs/2.10.0/code-deployment/deploying-user-code"
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<a href="/docs/2.10.0/code-deployment/peer-class-loading"
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<a href="/docs/2.10.0/machine-learning/machine-learning"
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<a href="/docs/2.10.0/machine-learning/partition-based-dataset"
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>Partition Based Dataset</a>
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<a href="/docs/2.10.0/machine-learning/updating-trained-models"
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<button
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<li><a href="/docs/2.10.0/machine-learning/binary-classification/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/linear-svm" class=''>Linear SVM (Support Vector Machine)</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/decision-trees" class=''>Decision Trees</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/multilayer-perceptron" class=''>Multilayer Perceptron</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/logistic-regression" class=''>Logistic Regression</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/knn-classification" class=''>k-NN Classification</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/ann" class=''>ANN (Approximate Nearest Neighbor)</a></li>
<li><a href="/docs/2.10.0/machine-learning/binary-classification/naive-bayes" class=''>Naive Bayes</a></li>
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<li><a href="/docs/2.10.0/machine-learning/regression/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/regression/linear-regression" class=''>Linear Regression</a></li>
<li><a href="/docs/2.10.0/machine-learning/regression/decision-trees-regression" class=''>Decision Trees Regression</a></li>
<li><a href="/docs/2.10.0/machine-learning/regression/knn-regression" class=''>k-NN Regression</a></li>
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<button
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<li><a href="/docs/2.10.0/machine-learning/clustering/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/clustering/k-means-clustering" class=''>K-Means Clustering</a></li>
<li><a href="/docs/2.10.0/machine-learning/clustering/gaussian-mixture" class=''>Gaussian mixture (GMM)</a></li>
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</li>
<li>
<a href="/docs/2.10.0/machine-learning/preprocessing"
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<button
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<li><a href="/docs/2.10.0/machine-learning/model-selection/introduction" class=''>Introduction</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/evaluator" class=''>Evaluator</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/split-the-dataset-on-test-and-train-datasets" class=''>Split the dataset on test and train datasets</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/hyper-parameter-tuning" class=''>Hyper-parameter tuning</a></li>
<li><a href="/docs/2.10.0/machine-learning/model-selection/pipeline-api" class=''>Pipeline API</a></li>
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</li>
<li>
<a href="/docs/2.10.0/machine-learning/multiclass-classification"
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>Multiclass Classification</a>
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<li>
<button
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class='collapsed '>Ensemble Methods<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/introduction" class=''></a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/stacking" class=''>Stacking</a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/baggin" class=''>Bagging</a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/random-forest" class=''>Random Forest</a></li>
<li><a href="/docs/2.10.0/machine-learning/ensemble-methods/gradient-boosting" class=''>Gradient Boosting</a></li>
</nav>
</li>
<li>
<a href="/docs/2.10.0/machine-learning/recommendation-systems"
class=''
>Recommendation Systems</a>
</li>
<li>
<button
type='button'
class='collapsed '>Importing Model<img class="state-indicator" src="/assets/images/left-nav-arrow.svg" width="6" height="10"></button>
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<article data-swiftype-index='true'>
<a class='edit-link' href="https://github.com/apache/ignite/tree/IGNITE-7595/docs/_docs/security/sandbox.adoc" target="_blank">Edit</a>
<h1>The Ignite Sandbox</h1>
<div class="sect1">
<h2 id="overview">Overview</h2>
<div class="sectionbody">
<div class="paragraph">
<p>Ignite allows executing custom logic via various APIs including compute tasks, event filters, message listeners.
This user-defined logic can utilize Java APIs to get access to host resources. For example, it can create/update/delete files or system properties,
open network connections, use reflection and other APIs to get full control of the host environment.
Ignite Sandbox is based on the <a href="https://docs.oracle.com/en/java/javase/11/security/java-se-platform-security-architecture.html#GUID-C203D80F-C730-45C3-AB95-D4E61FD6D89C" target="_blank" rel="noopener">Java Sandbox model</a>
and allows you to restrict the scope of user-defined logic executed via Ignite APIs.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="ignite-sandbox-activation">Ignite Sandbox Activation</h2>
<div class="sectionbody">
<div class="paragraph">
<p>The activation of Ignite Sandbox involves the configuration of an <code>SecurityManager</code> instance and creation of an
<code>GridSecurityProcessor</code> implementation.</p>
</div>
<div class="sect2">
<h3 id="install-securitymanager">Install SecurityManager</h3>
<div class="paragraph">
<p>Due to the fact, that Ignite Sandbox is based on the Java Sandbox model, and
<a href="https://docs.oracle.com/javase/8/docs/technotes/guides/security/spec/security-spec.doc6.html#a19349" target="_blank" rel="noopener">SecurityManager</a>
is an important part of that model, you need to have it installed.
The SecurityManager is responsible for checking, which security policy is currently in effect. It also performs access control checks.
The security manager is not automatically installed when an application is running. If you run Ignite as a separate application,
you must invoke the Java Virtual Machine with the <code>-Djava.security.manager</code> command-line argument (which sets the value of the <code>java.security.manager property</code>).
There is also a <code>-Djava.security.policy</code> command-line argument, defining, which policy files are utilized.
If you don&#8217;t include <code>-Djava.security.policy</code> into the command line, then the policy files specified in the security properties file will be used.</p>
</div>
<div class="admonitionblock note">
<table>
<tr>
<td class="icon">
<div class="title">Note</div>
</td>
<td class="content">
It may be convenient adding the security manager and the policy command-line arguments to <code>{IGNITE-HOME}/bin/ignite.sh|ignite.bat</code> script.
</td>
</tr>
</table>
</div>
<div class="admonitionblock note">
<table>
<tr>
<td class="icon">
<div class="title">Note</div>
</td>
<td class="content">
Ignite should have enough permissions to work correctly.
You may apply the most straightforward way that is granting to Ignite the <code>java.security.AllPermission</code> permission,
but you should remember the "giving permissions as low as possible" security principle.
</td>
</tr>
</table>
</div>
</div>
<div class="sect2">
<h3 id="provide-gridsecurityprocessor-implementation">Provide GridSecurityProcessor Implementation</h3>
<div class="paragraph">
<p>Currently, Apache Ignite does not provide an implementation of the <code>GridSecurityProcessor</code> interface out-of-the-box.
But, you can implement this interface as a part of <a href="/docs/plugins">a custom plugin</a>.</p>
</div>
<div class="paragraph">
<p>The <code>GridSecurityProcessor</code> interface has the <code>sandboxEnabled</code> method that manages a user-defined code execution inside the Ignite Sandbox.
By default, this method returns <code>false</code>, which means no-sandbox.
If you are going to use Ignite Sandbox, your overridden <code>sandboxEnabled</code> method needs to return <code>true</code>.</p>
</div>
<div class="paragraph">
<p>If the Ignite Sandbox is turned on, you can see the following trace line:</p>
</div>
<div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="text">[INFO] Security status [authentication=on, sandbox=on, tls/ssl=off]</code></pre>
</div>
</div>
</div>
</div>
</div>
<div class="sect1">
<h2 id="permissions">Permissions</h2>
<div class="sectionbody">
<div class="paragraph">
<p>A user-defined code is always executed on behalf of the security subject that initiates its execution.
The security subject&#8217;s sandbox <a href="https://docs.oracle.com/en/java/javase/11/security/java-se-platform-security-architecture.html#GUID-DEA8EAB1-CF00-4658-AA6D-D2C9754C8B37" target="_blank" rel="noopener">permissions</a>
define actions that a user-defined code can perform.
The Ignite Sandbox retrieves those permissions using the <code>SecuritySubject#sandboxPermissions</code> method.</p>
</div>
<div class="admonitionblock note">
<table>
<tr>
<td class="icon">
<div class="title">Note</div>
</td>
<td class="content">
A user-defined code, when running inside Ignite Sandbox, may use the public API of Ignite without granting any additional permissions.
</td>
</tr>
</table>
</div>
<div class="paragraph">
<p>If a security subject doesn&#8217;t have enough permissions to perform a security-sensitive operation,
an AcccessControlException appears.</p>
</div>
<div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="java"><span class="c1">// Get compute instance over all nodes in the cluster.</span>
<span class="nc">IgniteCompute</span> <span class="n">compute</span> <span class="o">=</span> <span class="nc">Ignition</span><span class="o">.</span><span class="na">ignite</span><span class="o">().</span><span class="na">compute</span><span class="o">();</span>
<span class="n">compute</span><span class="o">.</span><span class="na">broadcast</span><span class="o">(()</span> <span class="o">-&gt;</span> <span class="o">{</span>
<span class="c1">// If the Ignite Sandbox is turned on, the lambda code is executed with restrictions.</span>
<span class="c1">// You can use the public API of Ignite without granting any permissions.</span>
<span class="nc">Ignition</span><span class="o">.</span><span class="na">localIgnite</span><span class="o">().</span><span class="na">cache</span><span class="o">(</span><span class="s">"some.cache"</span><span class="o">).</span><span class="na">get</span><span class="o">(</span><span class="s">"key"</span><span class="o">);</span>
<span class="c1">// If the current security subject doesn't have the java.util.PropertyPermission("secret.property", "read") permission,</span>
<span class="c1">// a java.security.AccessControlException appears here.</span>
<span class="nc">System</span><span class="o">.</span><span class="na">getProperty</span><span class="o">(</span><span class="s">"secret.property"</span><span class="o">);</span>
<span class="o">});</span></code></pre>
</div>
</div>
<div class="paragraph">
<p>In the case of accessing the system property shown in the snippet above, you can see the following trace line with an exception:</p>
</div>
<div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="text">java.security.AccessControlException: access denied ("java.util.PropertyPermission" "secret.property" "read")</code></pre>
</div>
</div>
</div>
</div>
<div class="copyright">
© 2021 The Apache Software Foundation.<br/>
Apache, Apache Ignite, the Apache feather and the Apache Ignite logo are either registered trademarks or trademarks of The Apache Software Foundation.
</div>
</article>
<nav class="right-nav" data-swiftype-index='false'>
<div class="toc-wrapper">
<ul class="sectlevel1">
<li><a href="#overview">Overview</a></li>
<li><a href="#ignite-sandbox-activation">Ignite Sandbox Activation</a>
<ul class="sectlevel2">
<li><a href="#install-securitymanager">Install SecurityManager</a></li>
<li><a href="#provide-gridsecurityprocessor-implementation">Provide GridSecurityProcessor Implementation</a></li>
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