Open Source Intelligence Through Messaging Apps

During red team engagements, we try to gather information about our targets as quietly as possible. One piece of information that can be difficult to find is employee cell phone numbers. While researching a different subject, I stumbled across a way to correlate cell...

On Purple

The "Purple Team" term has been flying around for a while now and it is an important development in our growth as an industry. If you haven’t heard the term before, it is a sharing and collaboration between the Red Team (offense) and the Blue Team (defense) with the...

Logging Passwords on Linux

Hal Pomeranz tipped me off to a nasty little trick of using Linux's own auditing features and PAM to grab clear text passwords from users as they use sudo/su on the command line. Linux PAM (Pluggable Authentication Modules) are a flexible method of implementing...

Red Siege Welcomes Corey Overstreet

Overstreet is an experienced penetration tester and red team operator and has been engaged with Fortune 500 organizations across a variety of industries, including financial services, government services, and healthcare. He also has more than five years of systems...

Breaking into Infosec

tl/dr; There are a lot of ways to get into infosec. I’ll try to outline some of the things that have helped me along the way and provide some resources to help you. We recently had the pleasure of sponsoring BSides Kansas City. Side note: if you haven’t been, you...

SQLi Data Exfiltration via DNS

Did you know you can use DNS queries to exfiltrate data from a database via SQLi? No? Then continue reading! I'll walk through some techniques you can use to enumerate and exfiltrate data from a DB server via blind SQLi. On a recent web app test, I encountered a...

Maintaining Session States in .NET Apps With Burp

During a recent web app test, I encountered a situation when I would be randomly logged out of the application when running sqlmap. I wasn't manipulating any of the session cookies and the logouts happened at random times. I needed a way to detect when I got logged...

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