#
DIFF.BLOG
New
Following
Discover
Jobs
More
Top Writers
Suggest a blog
Upvotes plugin
Report bug
Contact
About
Privacy
Sign up
The home for great developer writing.
We surface the best developer writing from thousands of independent blogs, updated daily.
Join Diff.blog
TOPICS
security: Malicious AI Assistant Extensions Harvest LLM Chat Histories
·
Sujith Quintelier
·
March 5, 2026, 6:35 p.m.
Cybersecurity
AI
data-privacy
malware
Summary
Microsoft reports on malicious AI browser extensions that have been harvesting chat histories from services like ChatGPT and DeepSeek, affecting numerous users and businesses.
Read full post on quintelier.dev →
MORE POSTS LIKE THIS
The Good, the Bad and the Ugly in Cybersecurity – Week 26
Sentinelone ·
Jun 26, 2026
Company
Cyber
The US Is Selling RL Environments to China
Jordan Schneider ·
Nov 11, 2026
Cybersecurity
reinforcement-learning
ICYMI – Adafruit IoT Monthly: Self-replicating AI, ESP32-P4 Hydra, and more!
Adafruit Industries Blog ·
Nov 9, 2026
Internet of Things
newsletter
Feedback: Chat context windows are filling up too quickly, even across new conversations
Community Openai ·
Nov 11, 2026
AI
user-experience
The Post-AI Security Floor
Daniel Miessler ·
Nov 2, 2026
Cybersecurity
AI
Weekly Wire #16: North Korea’s $6.3 Billion Exit
andreafortuna ·
Nov 1, 2026
Security
Weekly Wire
Discover more posts →
AUTHOR
RECENT POSTS FROM THE AUTHOR
Choose how you want to continue.
Continue with GitHub
Continue with Google
By continuing, you agree to our
Privacy Policy
.