Sept. 17, 2023, 12:42 a.m. | DEFCONConference


In this talk we will discuss the radio jailbreaking journey that enabled us to perform the first public disclosure and analysis of the proprietary cryptography used in TETRA (Terrestrial Trunked Radio): a standard used globally by government agencies, police, prisons, and military operators as well as critical infrastructure such as SCADA telecontrol of oil rigs, pipelines, transportation and electric and water utilities.

For decades, the underlying algorithms have remained secret under restrictive NDAs prohibiting public scrutiny of this critical technology. …

analysis con cryptography def def con def con 31 disclosure discuss government government agencies jailbreaking journey military police prisons public radio standard terrestrial tetra trunked radio

Business Information Security Officer

@ Metrolink | Los Angeles, CA

Senior Security Engineer

@ Freedom of the Press Foundation | Remote, 4 hour time zone overlap with New York City

Security Engineer

@ ChartMogul | Remote, EU

Senior Threat Engineer

@ Zscaler | Tel Aviv-Yafo, Israel

Information Security Communication Specialist

@ MicroStrategy | Mumbai, India

Principal Software Engineer (Network Security - SASE)

@ Palo Alto Networks | Santa Clara, CA, United States