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Leading Google's web security team. Passionate about web security and making secure-by-default web development the norm. Contributed to web platfom security features like CSP, Fetch Metadata, COOP and Trusted Types.
Lukas Weichselbaum









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Safari Tech Preview 215: Added support for Trusted Types πŸŽ‰ webkit.org/blog/16523/r...
Building secure web apps shouldn't be a burden. We've built a high-assurance web framework at Google that makes security easy for developers. Learn about our "Secure by Design" approach and how it works in our new blog post: bughunters.google.com/blog/6644316... cc: @ddworken.bsky.social
Building secure web apps shouldn't be a burden. We've built a high-assurance web framework at Google that makes security easy for developers. Learn about our "Secure by Design" approach and how it works in our new blog post: bughunters.google.com/blog/6644316... cc: @ddworken.bsky.social
Mar 18, 2025
Feb 4, 2025
Feb 4, 2025
Excited to present Security Signals with @ddworken.bsky.social and @webappsec.dev, my primary project at Google for the past five years. Thanks, @madwebwork.bsky.social! Paper: research.google/pubs/securit... Slides: speakerdeck.com/mikispag/sec...
Mar 1, 2025
Lukas Weichselbaum
Lukas Weichselbaum
Lukas Weichselbaum
Michele Spagnuolo
This is my #IT, #Infosec, and #Cybersecurity starter pack. There’s plenty of room if some people want to be added too. But here are some feeds and people I recommend following go.bsky.app/QYMa3yN
Nov 26, 2024
ChiefGyk3D
Modern solutions against cross-site attacks (frederikbraun.de/modern-solut...): An article about cross-site leak attacks and browser-based defenses. You will also learn why web security best practices is always opt-in and finally how YOU can get increased security controls.
Nov 27, 2024
Learn more about how Google has created and deployed a high-assurance web framework that almost completely eliminates exploitable web vulnerabilities.
bughunters.google.com
Blog: Secure by Design: Google's Blueprint for a High-Assurance Web Framework
Welcome @shhnjk.bsky.social πŸŽ‰
Nov 26, 2024
Lukas Weichselbaum
Release Notes for Safari Technology PreviewΒ 215
Safari Technology Preview Release 215 is now available for download for macOS Sequoia and macOS Sonoma.
webkit.org
Modern solutions against cross-site attacks
frederikbraun.de
Modern solutions against cross-site attacks
research.google
Security Signals: Making Web Security Posture Measurable At Scale
at://did:plc:g3jxqltwy45xj2occbqxq3qn/app.bsky.graph.starterpack/3l6xu72mzlf2d
One of my teams at Google, π—”π—œ π—”π—΄π—²π—»π˜ π—¦π—²π—°π˜‚π—Ώπ—Άπ˜π˜†, is expanding in π—­π˜‚π—Ώπ—Άπ—°π—΅ πŸ‡¨πŸ‡­and π—‘π—²π˜„ 𝗬𝗼𝗿𝗸 πŸ‡ΊπŸ‡Έ. We're looking for π—¦π—²π—°π˜‚π—Ώπ—Άπ˜π˜† π—˜π—»π—΄π—Άπ—»π—²π—²π—Ώπ˜€ with experience in attacking and securing AI/ML systems. DMs open.
Freddy
11mo
Lukas Weichselbaum
Learn more about how Google has created and deployed a high-assurance web framework that almost completely eliminates exploitable web vulnerabilities.
bughunters.google.com
Blog: Secure by Design: Google's Blueprint for a High-Assurance Web Framework
The Great Google Password Heist: 15 years of hacking passwords to test our security (and build team culture!) bughunters.google.com/blog/6355265...
Dec 4, 2024