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Please, please, please stop using passkeys for encrypting user data

🚨 Warning: Passkey Encryption Risks
Passkeys, used for encrypting user data, pose significant security risks due to their flawed design, compromising the protection of sensitive information and highlighting the need for more robust encryption methods to safeguard user data. By using passkeys, users are inadvertently exposing themselves to potential data breaches and cyber threats, making it imperative to explore alternative encryption solutions.

4:05 am, February 28, 2026

guid

https://news.ycombinator.com/item?id=47189749

source_url

https://blog.timcappalli.me/p/passkeys-prf-warning/

author_name

zdw

id: 249
uid: Hkyx2
insdate: 2026-02-28 04:05:07
title: Please, please, please stop using passkeys for encrypting user data
additional: 🚨 Warning: Passkey Encryption Risks
Passkeys, used for encrypting user data, pose significant security risks due to their flawed design, compromising the protection of sensitive information and highlighting the need for more robust encryption methods to safeguard user data. By using passkeys, users are inadvertently exposing themselves to potential data breaches and cyber threats, making it imperative to explore alternative encryption solutions.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=47189749
source_url: https://blog.timcappalli.me/p/passkeys-prf-warning/
updated:
image:
author_name: zdw
author_link:
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