David Vargas

Black Hat USA·40 min

• Black Hat
• Hardware
• Date: 2023
• Location: Black Hat

Dan Petro · David Vargas

Presenters detail vulnerability discovery and exploitation in Badge of Shame: Breaking into Secure Facilities with OSDP.

Main Stage·43 min

• DEF CON
• Hardware
• Date: Aug 2023
• Location: Las Vegas

Dan Petro · David Vargas

Dan Petro and David Vargas disclose over a dozen cryptographic and implementation flaws in the Open Supervised Device Protocol (OSDP) securing physical access control.