Blog posts

1. dnssnarf

   Domain Name System (DNS) traffic is inherently timely. Responses from DNS servers are expected to change from one minute to the next. So many important application layer protocols leverage DNS, and…

2. trst.us

   Over the summer two friends and I brainstormed some ideas for a value-add URL shortener. I know, I know. It was going to do a bunch of security checks against URLs it was asked to shorten, and when…

3. What I expect inside inside files with underscores in the name instead of spaces...

   Dear Grant: If my calculations are correct, you will receive this file immediately after you saw the DeLorean struck by lightning. First, let me assure you that I’m allive and well. I’ve been living…

4. Red teaming with EICAR

   The EICAR test file (official name: EICAR Standard Anti-Virus Test File ) is a file, developed by the European Institute for Computer Antivirus Research , to test the response of computer antivirus…

5. The shortened url straw men of doom

   Bastardizing the Drake equation , if only a fraction of the people using twitter used it to send urls to each other, and only a fraction of those urls were artificially shortened by a url shortener,…