ericlaw

Livin’ on the Edge: Root Causing Regressions

As we’ve been working to replatform the new Microsoft Edge browser atop Chromium, one interesting outcome has been early exposure to a lot more bugs in Chromium. Rapidly root-causing these regressions (bugs in scenarios that used to work correctly) has been a high-priority activity to help ensure Edge users have a good experience with ourContinue reading “Livin’ on the Edge: Root Causing Regressions”

Web-to-App Communication: App Protocols

Note: This post is part of a series about Web-to-App Communication techniques.Last updated: June 4, 2025 Just over eight years ago, I wrote my last blog post about App Protocols, a class of URI schemes that typically1 open another program on your computer instead of returning data to the web browser. A valid scheme name isContinue reading “Web-to-App Communication: App Protocols”

Browser Architecture: Web-to-App Communication Overview

This is an introduction/summary post which will link to individual articles about browser mechanisms for communicating directly between web content and native apps on the local computer (and vice-versa). This series aims to provide, for each mechanism, information about: Application Protocols Read my Blog post. tl;dr: Apps can register url protocol schemes (e.g. myapp://mydata). Browsers willContinue reading “Browser Architecture: Web-to-App Communication Overview”

Spying on HTTPS

When I launched Chrome on Thursday, I saw something unexpected: While most users probably would have no idea what to make of this, I happened to know what it means– Chrome is warning me that the system configuration has instructed it to leak the secret keys it uses to encrypt and decrypt HTTPS traffic toContinue reading “Spying on HTTPS”

Livin’ on the Edge: Dude Where’s My Fix?!? (Redux)

In my last post, I showed you how to use OmahaProxy’s Find Releases tool to discover which versions of Chrome contain a given bugfix. I noted that if you’re using Microsoft’s new Chromium-based Edge, you can look at the edge://version page or this extension to see the upstream Chrome version upon which Edge is based: OctContinue reading “Livin’ on the Edge: Dude Where’s My Fix?!? (Redux)”