<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[世界密码日：卡巴斯基研究显示单张 RTX 5090 一小时内可破解 60% MD5 密码哈希]]></title><description><![CDATA[<p dir="auto">卡巴斯基（Kaspersky）于世界密码日（5 月 7 日）发布研究报告，以逾 2.31 亿条源自暗网泄露数据集的唯一密码（较 2024 年版本新增 3800 万条）进行 MD5 哈希实验，并使用单张英伟达 RTX 5090 显卡对这些哈希值发起破解测试。结果显示，60% 的密码可在一小时内被破解，其中 48% 在 60 秒内即告失手。研究人员指出，RTX 5090 并非攻击者门槛——有意为之者可通过云服务商以数美元租用同等算力，随时发起低成本攻击。此外，与 2024 年的同类研究相比，密码整体安全性出现小幅下滑，主因是 GPU 算力的持续提升，而密码创建习惯却几乎没有改善。</p>
<p dir="auto">卡巴斯基分析指出，密码可预测性是破解速度提升的核心原因——超过 2 亿条暴露密码中呈现出高度规律性的字符组合模式，使攻击者得以针对性地优化破解算法。受访安全专家的共识是：密码本身已无法作为单独的防线，必须配合生物识别多因素认证（MFA）、身份治理与终端防护构建纵深体系；问题的根本在于大量网站与服务仍不支持通行密钥（Passkey），迫使用户继续依赖密码，因此责任应由服务提供方承担而非推给终端用户。</p>
<p dir="auto"><a href="https://www.theregister.com/security/2026/05/07/60-of-md5-password-hashes-are-crackable-in-under-an-hour/5234954" target="_blank" rel="noopener noreferrer nofollow ugc">The Register</a></p>
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60% of MD5 password hashes are crackable in under an hour
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<p class="card-text line-clamp-3">Happy World Password Day! Maybe it's finally time to kill this holiday in favor of World No-More-Passwords Day?</p>
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<p class="d-inline-block text-truncate mb-0">theregister <span class="text-secondary">(www.theregister.com)</span></p>
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