Thursday, June 27, 2013
Fortune Cookie in Hex Code
It is an old hack. On boot-up, the computer displays a random good-luck saying. I chose 60 of them and called the seconds counter of the system clock to point to one. I wrote it in hex in Debug.
Wednesday, June 26, 2013
BASIC: Turing’s Truth
Alan Turing showed that any finite-state machine can model any other. … Earlier this month, I answered a challenge from the Praetorian computer security company to decipher this block of text: “Mpyza johsslunl ZWXY, Zluhabz Wvwbsbzxbl Yvthubz … Zll fvb vu aol ihaaslmplsk.” To do that, I wrote a program in BASIC.
Wednesday, June 19, 2013
Awesome Austin Foods
Locally crafted foods abound here in Austin. Lovebean produces a confectionery fudge made from coconut oil, coconut nectar, and cacao beans. Jade Monk teas are packets of powders. Technically, not local to Austin, Perdenales Brewing is located in Fredericksburg. Baby Zack’s smoked hummus brings an array of Texas flavors to this international staple and snack treat.
Tuesday, June 18, 2013
“Documentation for Developers” was the topic when I addressed my Ruby on Rails group. I spoke on the subject of private security to my local DefCon group. I volunteered to present a chapter of exercises from Wireshark 101 to an OWASP lunchtime study cell.
PowerPoint slides for “Physical Security for Data Centers” here.
Previously on Necessary Facts
The Shifting Paradigm of Private Security
Private Security in the 21st Century
Redshirts: Expendable in Fiction and Fact