Matt Muller
matt.buildingsecops.com
Matt Muller
@matt.buildingsecops.com
Cybersecurity tinkerer by day, wine and cheese tinkerer by night. Security @ Tines | ex-Coinbase Security, Material Security
Veep wasn’t supposed to be a documentary
October 9, 2025 at 4:57 PM
Nothing infuriates me more than cybercriminals that target small businesses, so it's time to spend a Saturday burning down the infrastructure of the ones who targeted a contractor I've worked with.
September 20, 2025 at 2:00 PM
I am genuinely curious what other type of content AWS thinks I’d be submitting through their “Report Phishing” form…?
September 16, 2025 at 1:58 AM
Let the @blueteamcon.com festivities commence! Looking forward to a great day of talks.
September 6, 2025 at 1:23 PM
Sorry guys, Taylor Swift’s own instagram post is wrong, Google’s multi billion dollar AI says so.
August 26, 2025 at 5:32 PM
Me: “As a cybersecurity person, there’s no pig butchering lure I’d ever get sucked in by”

The pig butchers:
June 2, 2025 at 7:30 PM
Microsoft 365 has a fraud problem, y'all. These are authentic emails from Zelle and PayPal, addressed to someone else - so how did they end up in my inbox? 1/3
February 10, 2025 at 9:15 PM
Paging @badthingsdaily.bsky.social, is it bad if you discover that you’ve hired a member of the Com and given them access to your most sensitive data? Asking for a friend.
February 8, 2025 at 1:55 PM
But where is that money going? For starters, millions of dollars are being paid to a company called Mothership Strategies for "digital organizing." This is just a snippet of payments from the past few months alone. 3/6
December 27, 2024 at 2:06 PM
Every once in a while, I check my dedicated political donation email address, and the spam folder is always full of messages like this one. Because it's the holidays and I'm bored, I decided to do some basic OSINT. 1/6
December 27, 2024 at 2:06 PM
It looks like the impersonation site is hosted through Cloudflare, so it’s probably worth filing an abuse report with them as well, and potentially a report to Google SafeBrowsing as well.
November 30, 2024 at 3:18 AM
Prime rib > turkey, any day of the year. Happy #thanksgiving to all who celebrate!
November 29, 2024 at 4:47 AM
Me: *uses 1Password for well over 10 years*
#1Password: "clearly this is the right person to target for an onboarding tutorial across every app and extension we offer"
November 20, 2024 at 9:41 PM