T-Mobile’s Eric Jensen on the challenge of securing vast supply chains

Eric Jensen, Senior Director of Cybersecurity at T-Mobile, discussed the primary challenges his organization faces in defending against an expanding attack surface. He emphasized the importance of understanding and enforcing high security standards on thousands of software providers and supply chain partners. Jensen highlighted the need for test security controls, including red teaming and adversarial testing. He also stressed the importance of a zero-trust architecture, advocating for its implementation as a cultural shift rather than a one-time task, and underscored the need for continuous adaptation as systems and partners evolve.