Multiple Actors, One Breach - Rethinking Threat Models in 2025
Jul 10, 2025•37 min
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Episode description
In this episode, Julien sits down with Chi En (Ashley) Shen, a distinguished threat researcher at Cisco Talos.
Ashley shares her fascinating journey from hacking forums in Taiwan to leading threat intelligence at global giants like Google and Mandiant.
Together, they explore the rising trend of compartmentalized cyberattacks, the evolving role of Initial Access Brokers (IABs), and Ashley’s proposed enhancements to the Diamond Model. The episode also dives into her work promoting diversity in cybersecurity through initiatives like HITCON Girls and Raclette.
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