Izar Tarandach is the Sr Principal Security Architect at SiriusXM. Before that he was doing security things at Datadog, Interim Head of Security at Squarespace, at a leading investment institution, Lead Product Security Architect at Autodesk inc., Security Architect for Enterprise Hybrid Cloud at Dell EMC, Security Consultant at the EMC Product Security Office. He was a core contributor to SAFECode and a founding contributor to the IEEE Center for Security Design. He is the co-author of "Threat Modeling: A Practical Guide For Development Teams", O'Reilly 2020.", co-author of the "Threat Modeling Manifesto" and "Threat Modeling Capabilities" documents.