Intrepidus Group

Monthly Archives: July 2011

Inside Apple’s MDM Black Box — Black Hat USA 2011

Posted: July 28, 2011 – 9:14 am | Author: | Filed under: Conferences, iOS, Mobile Device Management, Mobile Security

Since joining Intrepidus Group, I’ve spent a good deal of time helping to assess risk and craft security guidelines for iOS devices in large enterprises. A major factor in securing iStuff in the enterprise relies upon the use of Mobile Device Management technology (MDM). MDM has been around for a while, especially for some of […]

Intrepidus crew: Blackhat-Defcon Vegas next week

Posted: July 25, 2011 – 11:12 am | Author: | Filed under: Uncategorized

The entire crew will be there Tuesday-Sunday! Most of us are staying the entire time at The Rio but we have a few things going on at Caesars. Tuesday – Arrive, the FNGs to fetch supplies. Wed-Thurs – @caesars in sessions/ or at the cabanas/or booth. Thursday-Sunday – Find us at The Rio (or In-N-Out) […]

USRP 101: Unlocking Wireless PC Locks (and freeing dolphins)

Posted: July 18, 2011 – 5:39 pm | Author: and | Filed under: Cryptography, Mobile Security, RFID, software security, Tools, USRP, Wireless

Have you ever seen one of these “USB Proximity PC Locks” before and thought “There’s NO way that piece of junk is secure”… turns out, you were right. We had a little office challange recently to break this system, just for fun, and along the way document our Universal Software Radio Peripheral (USRP) which I’m […]

Reversing 4.3.3

Posted: July 8, 2011 – 9:36 am | Author: | Filed under: bugs, iOS, jailbreak, jailbreaking, Mobile Security

UPDATE – July 18 2011 There is a good analysis of the exploit here And comex has released the source for this all here   Wednesday, @comex came out with a new user-level jailbreak available on I wanted to understand exactly how this exploit is able to get root so easily. Here is my […]


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