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<h1 class="page-title">Class: SymEncryptedIntegrityProtectedDataPacket</h1>
<section>
<header> <h2><span class="attribs"><span class="type-signature"></span></span>SymEncryptedIntegrityProtectedDataPacket<span class="signature">()</span><span class="type-signature"></span></h2> <div class="class-description"><p>Implementation of the Sym. Encrypted Integrity Protected Data Packet (Tag 18)</p><p><a href="https://tools.ietf.org/html/rfc4880#section-5.13">RFC4880 5.13</a>:The Symmetrically Encrypted Integrity Protected Data packet isa variant of the Symmetrically Encrypted Data packet. It is a new featurecreated for OpenPGP that addresses the problem of detecting a modification toencrypted data. It is used in combination with a Modification Detection Codepacket.</p></div> </header>
<article> <div class="container-overview">
<h2>Constructor</h2>
<h4 class="name" id="SymEncryptedIntegrityProtectedDataPacket"><span class="type-signature"></span>new SymEncryptedIntegrityProtectedDataPacket<span class="signature">()</span><span class="type-signature"></span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js">packet/sym_encrypted_integrity_protected_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js#L50">line 50</a> </li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Members</h3>
<h4 class="name" id="aeadAlgorithm"><span class="type-signature"></span>aeadAlgorithm<span class="type-signature"> :enums.aead</span></h4>
<h5>Type:</h5> <ul> <li> <span class="param-type">enums.aead</span>
</li> </ul>
<dl class="details">
<dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js">packet/sym_encrypted_integrity_protected_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js#L76">line 76</a> </li></ul></dd>
</dl>
<h4 class="name" id="cipherAlgorithm"><span class="type-signature"></span>cipherAlgorithm<span class="type-signature"> :enums.symmetric</span></h4>
<h5>Type:</h5> <ul> <li> <span class="param-type">enums.symmetric</span>
</li> </ul>
<dl class="details">
<dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js">packet/sym_encrypted_integrity_protected_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js#L74">line 74</a> </li></ul></dd>
</dl>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id="decrypt"><span class="type-signature">(async) </span>decrypt<span class="signature">(sessionKeyAlgorithm, key, config<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {Promise.<Boolean>}</span></h4>
<div class="description"> <p>Decrypts the encrypted data contained in the packet.</p></div>
<h5>Parameters:</h5>
<table class="params"> <thead> <tr> <th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th> </tr> </thead>
<tbody>
<tr> <td class="name"><code>sessionKeyAlgorithm</code></td>
<td class="type"> <span class="param-type">enums.symmetric</span>
</td>
<td class="attributes">
</td>
<td class="description last"><p>The selected symmetric encryption algorithm to be used</p></td> </tr>
<tr> <td class="name"><code>key</code></td>
<td class="type"> <span class="param-type">Uint8Array</span>
</td>
<td class="attributes">
</td>
<td class="description last"><p>The key of cipher blocksize length to be used</p></td> </tr>
<tr> <td class="name"><code>config</code></td>
<td class="type"> <span class="param-type">Object</span>
</td>
<td class="attributes"> <optional><br>
</td>
<td class="description last"><p>Full configuration, defaults to openpgp.config</p></td> </tr>
</tbody></table>
<dl class="details">
<dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js">packet/sym_encrypted_integrity_protected_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js#L164">line 164</a> </li></ul></dd>
</dl>
<h5>Throws:</h5>
<dl> <dt> <div class="param-desc"> <p>on decryption failure</p> </div> </dt> <dd></dd> <dt> <dl> <dt> Type </dt> <dd> <span class="param-type">Error</span>
</dd> </dl> </dt> <dd></dd></dl>
<h5>Returns:</h5>
<dl> <dt> Type </dt> <dd> <span class="param-type">Promise.<Boolean></span>
</dd></dl>
<h4 class="name" id="encrypt"><span class="type-signature">(async) </span>encrypt<span class="signature">(sessionKeyAlgorithm, key, config<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {Promise.<Boolean>}</span></h4>
<div class="description"> <p>Encrypt the payload in the packet.</p></div>
<h5>Parameters:</h5>
<table class="params"> <thead> <tr> <th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th> </tr> </thead>
<tbody>
<tr> <td class="name"><code>sessionKeyAlgorithm</code></td>
<td class="type"> <span class="param-type">enums.symmetric</span>
</td>
<td class="attributes">
</td>
<td class="description last"><p>The symmetric encryption algorithm to use</p></td> </tr>
<tr> <td class="name"><code>key</code></td>
<td class="type"> <span class="param-type">Uint8Array</span>
</td>
<td class="attributes">
</td>
<td class="description last"><p>The key of cipher blocksize length to be used</p></td> </tr>
<tr> <td class="name"><code>config</code></td>
<td class="type"> <span class="param-type">Object</span>
</td>
<td class="attributes"> <optional><br>
</td>
<td class="description last"><p>Full configuration, defaults to openpgp.config</p></td> </tr>
</tbody></table>
<dl class="details">
<dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js">packet/sym_encrypted_integrity_protected_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v6.0.0-beta.0/src/packet/sym_encrypted_integrity_protected_data.js#L130">line 130</a> </li></ul></dd>
</dl>
<h5>Throws:</h5>
<dl> <dt> <div class="param-desc"> <p>on encryption failure</p> </div> </dt> <dd></dd> <dt> <dl> <dt> Type </dt> <dd> <span class="param-type">Error</span>
</dd> </dl> </dt> <dd></dd></dl>
<h5>Returns:</h5>
<dl> <dt> Type </dt> <dd> <span class="param-type">Promise.<Boolean></span>
</dd></dl>
</article>
</section>
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