
David Cowen
@HECFBlog
Co-Author SANS FOR509, Vice President @ http://CRAI.com wrote some books a long time ago, fights fires in the cloud. Views expressed are my own.
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Daily Blog #366: The return to Daily Blogging and Pytsk vs DFVfs #dfir #infosec ow.ly/10mqgR
This years National CCDC Awards Ceremony, including my red team debrief, are streaming live today youtube.com/live/iYqfoGqIv…
youtube.com
YouTube
2025 NCCDC Awards Ceremony
It's Sunday! This week let's provide a lower barrier of entry challenge all around testing web browser password extractors and the artifacts they leave behind! Win a $100 Amazon Gift Card! #dfir #sundayfunday hecfblog.com/2025/04/daily-…
If you ever needed or wanted to have continuous egress testing of your secured environments with the ability to be easily notified and that uses attacker techniques this is the new tool for you!
This is place for this kind of thing right? I'm launching a new product 🎉. If you have ever wanted to test your network egress rules, puck is here to help you find your network leaks. It would mean a lot to me if you clicked through to check it out. puck.tools/blog/introduci…
I didn't know that I needed to be able to turn random album covers into mupptes, but here we are.

It's Sunday! This week is a WSL/Docker themed challenge great for beginners! #dfir hecfblog.com/2025/04/daily-…
Hey #dfir win $100 for doing some cloud log delay testing in this weeks Sunday Funday challenge! hecfblog.com/2025/03/daily-…
Want to see how #hackers abuse DNS to get data in and out of networks? Follow along as I build a #rustlang DNS based key/value store with rust.🧵

You still have time to submit to this week's Sunday Funday challenge! hecfblog.com/2025/03/daily-…
It's another Sunday Funday! Try your talents at solving this week's Microsoft 365 UAL challenge. hecfblog.com/2025/03/daily-…
New blog post: Gotta Captcha Them All! Leveraging yara rules to find FakeCaptcha URLs and other assorted badness sketchymoose.blogspot.com/2025/03/gotta-… #yara #virustotal #dfir
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