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VeraCrypt/doc/html/zh-cn/Hash Algorithms.html
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Mounir IDRASSI a751e75588 docs: clarify Argon2id and BLAKE2b-512 KDF usage
Document BLAKE2b-512 and Argon2id usage in the HTML/CHM user guide and Russian/Chinese translations. Clarify Argon2id's non-system scope, PBKDF2-HMAC system encryption behavior, PIM parameters, and regenerate the CHM files.
2026-06-14 18:43:46 +09:00

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>VeraCrypt - 为偏执者提供强大安全保障的免费开源磁盘加密工具</title>
<meta name="description" content="VeraCrypt是一款适用于Windows、Mac OS X和Linux的免费开源磁盘加密软件。如果攻击者强迫您透露密码,VeraCrypt可提供似是而非的否认性。与文件加密不同,VeraCrypt执行的数据加密是实时(动态)、自动、透明的,占用内存极少,且不涉及临时未加密文件。"/>
<meta name="keywords" content="加密, 安全"/>
<link href="styles.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div>
<a href="Documentation.html"><img src="VeraCrypt128x128.png" alt="VeraCrypt"/></a>
</div>
<div id="menu">
<ul>
<li><a href="Home.html">主页</a></li>
<li><a href="Code.html">源代码</a></li>
<li><a href="Downloads.html">下载</a></li>
<li><a class="active" href="Documentation.html">文档</a></li>
<li><a href="Donation.html">捐赠</a></li>
<li><a href="https://sourceforge.net/p/veracrypt/discussion/" target="_blank">论坛</a></li>
</ul>
</div>
<div>
<p>
<a href="Documentation.html">文档</a>
<img src="arrow_right.gif" alt=">>" style="margin-top: 5px">
<a href="Hash%20Algorithms.html">哈希算法</a>
</p></div>
<div class="wikidoc">
<h1>哈希算法</h1>
<div style="text-align:left; margin-top:19px; margin-bottom:19px; padding-top:0px; padding-bottom:0px">
在卷创建向导和密码更改对话框窗口中,当使用PBKDF2-HMAC作为密钥推导函数时,您可以选择哈希算法。在密钥文件生成器对话框窗口中,所选哈希算法由VeraCrypt随机数生成器用作池混合函数。当选择Argon2id作为密钥推导函数时,头密钥推导没有单独的哈希算法选择,因为Argon2id使用其内部的BLAKE2b-512哈希函数。
</div>
<div style="text-align:left; margin-top:19px; margin-bottom:19px; padding-top:0px; padding-bottom:0px">
对于PBKDF2-HMAC,用户选择的哈希算法由VeraCrypt随机数生成器用作伪随机“混合”函数,并由头密钥推导函数(基于哈希函数的HMAC,如PKCS #5 v2.0中所规定)用作伪随机函数。在创建新卷时,随机数生成器会生成主密钥、辅助密钥(XTS模式)和盐值。有关更多信息,请参阅<a href="Random%20Number%20Generator.html" style="text-align:left; color:#0080c0; text-decoration:none">随机数生成器</a>部分和<a href="Header%20Key%20Derivation.html" style="text-align:left; color:#0080c0; text-decoration:none">头密钥推导、盐值和迭代次数</a>部分。
</div>
<div style="text-align:left; margin-top:19px; margin-bottom:19px; padding-top:0px; padding-bottom:0px">
VeraCrypt目前支持以下用于PBKDF2-HMAC的哈希算法:
</div>
<ul style="text-align:left; margin-top:18px; margin-bottom:19px; padding-top:0px; padding-bottom:0px">
<li style="text-align:left; margin-top:0px; margin-bottom:0px; padding-top:0px; padding-bottom:0px">
<a href="BLAKE2s-256.html"><strong style="text-align:left">BLAKE2s-256</strong></a>
</li>
<li style="text-align:left; margin-top:0px; margin-bottom:0px; padding-top:0px; padding-bottom:0px">
<a href="SHA-256.html"><strong style="text-align:left">SHA-256</strong></a>
</li>
<li style="text-align:left; margin-top:0px; margin-bottom:0px; padding-top:0px; padding-bottom:0px">
<a href="SHA-512.html"><strong style="text-align:left">SHA-512</strong></a>
</li>
<li style="text-align:left; margin-top:0px; margin-bottom:0px; padding-top:0px; padding-bottom:0px">
<a href="Whirlpool.html"><strong style="text-align:left">Whirlpool</strong></a>
</li>
<li style="text-align:left; margin-top:0px; margin-bottom:0px; padding-top:0px; padding-bottom:0px">
<strong style="text-align:left"><a href="Streebog.html">Streebog</a></strong>
</li>
</ul>
<div style="text-align:left; margin-top:19px; margin-bottom:19px; padding-top:0px; padding-bottom:0px">
VeraCrypt还将以下哈希与Argon2id关联:</div>
<ul style="text-align:left; margin-top:18px; margin-bottom:19px; padding-top:0px; padding-bottom:0px">
<li style="text-align:left; margin-top:0px; margin-bottom:0px; padding-top:0px; padding-bottom:0px">
<a href="BLAKE2b-512.html"><strong style="text-align:left">BLAKE2b-512</strong></a>(与Argon2id关联;不能作为PBKDF2-HMAC选择)
</li>
</ul>
<p><a href="BLAKE2s-256.html" style="text-align:left; color:#0080c0; text-decoration:none; font-weight:bold">下一部分 &gt;&gt;</a></p>
</div>
<div class="ClearBoth"></div></body></html>