For the third year, I competed with team Shellphish in the Defcon quals. We pulled through with some amazing points at the end to finish in 8th place. My successful contributions, however, were really only with respect to Forensics 100 and 300. My write up for the following are below …

Each year the Security Lab at UCSB hosts the International Capture the Flag competition, an approximately eight-hour security competition pitting security groups at various universities around the world against each other. Last year I had the privilege of contributing significantly to the setup on the iCTF, and later publishing and …

Edit: A bunch more DEFCON 18 write ups can be found at the vnSecurity site.

This weekend I competed in the Defcon 18 Qualifiers with team Shellphish. We unfortunately only placed 15th, nonetheless, it was an exciting and challenging weekend. Below is my write up for the Forensics 200 challenge …

Update 2010/05/27: I’ve made further updates to photograbber. Read about them in my post titled, “Facebook Photograbber Updates“. The patch file linked to from this page has been updated to include those changes.

I started using Facebook in October of 2004, during my freshmen year of college …

As a member of the Security Lab at UCSB I had the privilege to help create and run this year’s iCTF Hacking Competition. The six-year-old competition was very unique this year. Unlike CTFs seen before in which teams try to protect their services whilst attacking other teams’ services, our …