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Space & Security News

I have not done this type of diary in a while: What traffic will you see from a system on boot, before a user logs in? I just took a quick look at macOS 27 "Golden Gate" to see what traffic you should expect. Here are some of the highlights: I...

This essay was written with Cindy Cohn, and originally appeared in Lawfare. One of the many legacies of the terrorist attacks of Sept. 11 is the government-wide shift from targeted surveillance—such as individual wiretaps or pen register/trap and...

HTB: Ghostlink

15/09/2026 09:00

Ghostlink is built around a fictional threat group running its operations on a Windows domain controller, with a message broker quietly announcing infrastructure I can’t otherwise reach. I’ll subscribe to that broker anonymously to find internal...

This is a current list of where and when I am scheduled to speak: I’m speaking online (via Zoom) at a League of Women Voters event on Tuesday, September 22, 2026 at 5 PM ET. I’m speaking at CanSecWest 2026 in Vancouver, Canada. The conference...

Today, Apple released its annual update across all its operating systems. With that, Apple not only released new features but also patched 261 different vulnerabilities. This is the most vulnerabilities Apple has ever patched, but the increase is...

Last week, Anthropic released a long and detailed document describing current misuses of their Claude models. I’m still reading it, but I wanted to flag this: We identified a cell of threat actors based in northern Yemen running three weapons...

Once a month, Microsoft pushes a security update to all Windows users. Tomorrow’s is a new record: Microsoft’s patch for September is a doozy, with a record number of roughly 972 vulnerabilities fixed and 112 of them meeting the high...

HTB: Silentium

12/09/2026 13:45

Silentium hosts an investment firm website with a staging subdomain running Flowise, a visual AI agent builder. I’ll abuse an unauthenticated forgot password endpoint that returns the reset token directly in the API response to take over an...

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