<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"></meta><title>HashContent</title><link rel="stylesheet" href="../../../../../css/component-usage.css" type="text/css"></link></head><script type="text/javascript">window.onload = function(){if(self==top) { document.getElementById('nameHeader').style.display = "inherit"; } }</script><body><h1 id="nameHeader" style="display: none;">HashContent</h1><h2>Deprecation notice: </h2><p>This processor is deprecated and may be removed in future releases.</p><p>Please consider using one the following alternatives: <a href="../org.apache.nifi.processors.standard.CryptographicHashContent/index.html">CryptographicHashContent</a></p><h2>Description: </h2><p>Calculates a hash value for the Content of a FlowFile and puts that hash value on the FlowFile as an attribute whose name is determined by the &lt;Hash Attribute Name&gt; property. This processor did not provide a consistent offering of hash algorithms, and is now deprecated. For modern cryptographic hashing capabilities, see "CryptographicHashContent". </p><h3>Tags: </h3><p>hash, content, MD5, SHA-1, SHA-256</p><h3>Properties: </h3><p>In the list below, the names of required properties appear in <strong>bold</strong>. Any other properties (not in bold) are considered optional. The table also indicates any default values.</p><table id="properties"><tr><th>Display Name</th><th>API Name</th><th>Default Value</th><th>Allowable Values</th><th>Description</th></tr><tr><td id="name"><strong>Hash Attribute Name</strong></td><td>Hash Attribute Name</td><td id="default-value">hash.value</td><td id="allowable-values"></td><td id="description">The name of the FlowFile Attribute into which the Hash Value should be written. If the value already exists, it will be overwritten</td></tr><tr><td id="name"><strong>Hash Algorithm</strong></td><td>Hash Algorithm</td><td id="default-value">MD5</td><td id="allowable-values"><ul><li>1.0.10118.3.0.55</li><li>SHA-1</li><li>SHA-384</li><li>HARAKA-256</li><li>SKEIN-512-256</li><li>SKEIN-1024-384</li><li>BLAKE3-256</li><li>BLAKE2B-160</li><li>SHA</li><li>KECCAK-288</li><li>WHIRLPOOL</li><li>SKEIN-512-384</li><li>SHA-224</li><li>SM3</li><li>BLAKE2B-512</li><li>OID.1.0.10118.3.0.55</li><li>TUPLEHASH128-256</li><li>GOST3411-2012-512</li><li>KECCAK-256</li><li>SKEIN-512-128</li><li>BLAKE2B-384</li><li>SHAKE256-512</li><li>OID.2.16.840.1.101.3.4.2.12</li><li>OID.2.16.840.1.101.3.4.2.11</li><li>SKEIN-256-160</li><li>OID.2.16.840.1.101.3.4.2.10</li><li>DSTU7564-256</li><li>SHA-256</li><li>BLAKE2S-224</li><li>SHA3-256</li><li>KECCAK-384</li><li>SKEIN-256-128</li><li>DSTU7564-384</li><li>HARAKA-512</li><li>PARALLELHASH128-256</li><li>SHAKE128-256</li><li>KECCAK-224</li><li>SKEIN-512-512</li><li>PARALLELHASH256-512</li><li>SKEIN-1024-512</li><li>SKEIN-512-160</li><li>OID.1.2.804.2.1.1.1.1.2.2.3</li><li>GOST3411</li><li>1.2.804.2.1.1.1.1.2.2.3</li><li>BLAKE2B-256</li><li>OID.1.2.804.2.1.1.1.1.2.2.2</li><li>SKEIN-1024-1024</li><li>OID.1.2.804.2.1.1.1.1.2.2.1</li><li>SHA3-384</li><li>SHA-512/224</li><li>OID.2.16.840.1.101.3.4.2.9</li><li>BLAKE2S-256</li><li>OID.2.16.840.1.101.3.4.2.8</li><li>OID.2.16.840.1.101.3.4.2.7</li><li>TIGER</li><li>RIPEMD256</li><li>SHA3-224</li><li>SKEIN-256-256</li><li>SHA3-512</li><li>RIPEMD320</li><li>2.16.840.1.101.3.4.2.9</li><li>RIPEMD160</li><li>TUPLEHASH256-512</li><li>GOST3411-2012-256</li><li>2.16.840.1.101.3.4.2.8</li><li>1.2.804.2.1.1.1.1.2.2.1</li><li>KECCAK-512</li><li>SKEIN-512-224</li><li>2.16.840.1.101.3.4.2.7</li><li>1.2.804.2.1.1.1.1.2.2.2</li><li>2.16.840.1.101.3.4.2.12</li><li>2.16.840.1.101.3.4.2.10</li><li>2.16.840.1.101.3.4.2.11</li><li>BLAKE2S-160</li><li>SHA-512/256</li><li>MD2</li><li>RIPEMD128</li><li>MD4</li><li>SHA-512</li><li>SKEIN-256-224</li><li>MD5</li><li>BLAKE2S-128</li><li>DSTU7564-512</li></ul></td><td id="description">Determines what hashing algorithm should be used to perform the hashing function</td></tr></table><h3>Relationships: </h3><table id="relationships"><tr><th>Name</th><th>Description</th></tr><tr><td>success</td><td>FlowFiles that are process successfully will be sent to this relationship</td></tr><tr><td>failure</td><td>Any FlowFile that cannot be processed successfully will be sent to this relationship without any attribute being added</td></tr></table><h3>Reads Attributes: </h3>None specified.<h3>Writes Attributes: </h3><table id="writes-attributes"><tr><th>Name</th><th>Description</th></tr><tr><td>&lt;Hash Attribute Name&gt;</td><td>This Processor adds an attribute whose value is the result of Hashing the existing FlowFile content. The name of this attribute is specified by the &lt;Hash Attribute Name&gt; property</td></tr></table><h3>State management: </h3>This component does not store state.<h3>Restricted: </h3>This component is not restricted.<h3>Input requirement: </h3>This component requires an incoming relationship.<h3>System Resource Considerations:</h3>None specified.</body></html>