Explore USB write blocking techniques using USBProxy in this 41-minute conference talk from BSidesLV 2014. Delve into the background of USB security, learn about FaceDancer drawbacks, and discover alternatives like RaspDancer and BeagleDancer. Understand the USBProxy structure, USB mass storage concepts, and methods for blocking writes. Watch a live demo of caching blocks and in-band signalling. Gain insights into ongoing developments, including FaceDancer compatibility, and participate in a Q&A session to enhance your knowledge of USB security and write blocking strategies.