I received the following phishing lure by SMS a few days back: The syntax of URLs is complicated, and even tech-savvy users often misinterpret them. In the case of the URL above, the actual site’s hostname is brefjobgfodsebsidbg.com, and the misleading http://www.att.net:911 text is just a phony username:password pair making up the UserInfo component ofContinue reading “Attack Techniques: Spoofing via UserInfo”
Tag Archives: URIs
Securely Displaying URLs
One of my final projects on the Chrome team was writing an internal document outlining Best Practices for Secure URL Display. Yesterday, it got checked into the public Chromium repro, so if this is a topic that interests you, please have a look! Additionally, at Enigma 2019, the Chrome team released Trickuri (pronounced “trickery”) a tool forContinue reading “Securely Displaying URLs”
Script-Generated Download Files
As we finish up the next release of Windows 10, my team is hard at work triaging incoming bugs. Here’s a pattern that has come up a few times this month: Bug: I click download in Edge Legacy: …but I end up on an error page: Womp womp. If you watch the network traffic, you’llContinue reading “Script-Generated Download Files”
File Paths in Windows
Handling file-system paths in Windows can have many subtleties, and it’s easy to forget how some of this very intricate system works under the covers. Happily, a .NET developer has started blogging a bit about file paths, presumably as they work to improve .NET’s handling of paths longer than the legacy MAX_PATH limit of 260Continue reading “File Paths in Windows”
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