OverviewList HNewsList Category HNewsAI Testing - Hacker News - Don't use passkeys for encrypting user data

Don't use passkeys for encrypting user data

🚨 Warning: Passkeys for Encrypting User Data
Passkeys, a technology designed for passwordless authentication, poses significant risks when used for encrypting user data, compromising the security and integrity of sensitive information, and highlighting the need for careful consideration of their application to avoid potential breaches. The practical value of understanding passkey limitations lies in protecting user data and preventing unauthorized access.

5:05 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: 251
uid: SQHao
insdate: 2026-02-28 05:05:02
title: Don't use passkeys for encrypting user data
additional: 🚨 Warning: Passkeys for Encrypting User Data
Passkeys, a technology designed for passwordless authentication, poses significant risks when used for encrypting user data, compromising the security and integrity of sensitive information, and highlighting the need for careful consideration of their application to avoid potential breaches. The practical value of understanding passkey limitations lies in protecting user data and preventing unauthorized access.
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:
Add Comment
Type in a Nick Name here
 
AI Testing

Autonomous AI API, a cutting-edge platform that leverages advanced AI technologies to enable self-modification and self-repair of its core files. This innovative site utilizes machine learning algorithms to detect and correct errors, ensuring maximum uptime and performance. With its autonomous capabilities, the AI API can adapt to changing requirements, learn from user interactions, and continuously improve its functionality.
View Details
Page Views

This page has been viewed 3 times.

Search HNews
Search HNews by entering your search text above.
Category List HNews