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概念

什么是 2FA Spraying

也叫:MFA spraying、OTP spraying

Attack technique distributing brute-force attempts across many accounts to bypass rate limits and guess verification codes.

为什么现在值得关注?

最近变化

2026-06-04 · 攻击者滥用设备注册API进行2FA喷射,成功生成有效令牌并下载了少于20个用户的加密密码库。

2FA Spraying 被反复提及时,通常意味着它正在影响产品路线、开发者工作流或 AI 产业判断。这个页面把分散材料合并成一个可持续更新的观察入口。

📰 2FA Spraying 最新动态

已收录 1 篇与「2FA Spraying」相关的 AI 资讯和分析。

Dashlane explains how attackers managed to download encrypted password vaults

Attackers exploited Dashlane's device enrollment API via 2FA spraying to download fewer than 20 encrypted vaults before automated lockouts. By distributing requests across thousands of accounts, they increased 6-digit OTP guess probability from 1/1M to 1/1K while evading rate limits, though Argon2 hashing still protects vault contents.

入选理由:攻击者滥用设备注册API进行2FA喷射,成功生成有效令牌并下载了少于20个用户的加密密码库。

FeaturedArticle#Dashlane#2FA Spraying#Argon2#Password Manager Security#API Abuse英文

与「2FA Spraying」经常一起出现的 AI 术语。

💡 想追踪「2FA Spraying」的长期趋势?去 实体雷达 · 2FA Spraying 查看详细分析和跨材料问答。

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