Listen to this episode of “Diplomacy and International Relations” explores how cyber diplomacy has evolved from a marginal specialization into a central pillar of modern statecraft, beginning with the watershed 2007 attacks on Estonia and the rise of countries that now punch above their weight in cyber governance. The conversation unpacks how AI is transforming both cyber defense and offensive operations, the UN’s new Global Mechanism and its 11 norms for responsible state behavior, and the growing role of initiatives like the Paris Call and the EU Cyber Diplomacy Toolbox in shaping a rules-based order for cyberspace. Using cases such as the SolarWinds campaign, ransomware against critical infrastructure, and the Tallinn Mechanism’s support for Ukraine, the episode examines how Russia, China, the United States, and their allies wield cyber operations as tools of power projection, and looks ahead to quantum computing, critical infrastructure protection, and the digital divide as defining challenges for future cyber diplomacy. Cyber diplomacy has rapidly moved from the sidelines to the center of international relations, driven by the digitalization of statecraft and the rise of sophisticated cyber operations that can paralyze societies without a single shot being fired. Starting from the 2007 cyberattacks on Estonia and the country’s subsequent leadership in global cyber governance, this episode traces how states, international organizations, and tech companies are trying to build a rules-based order for cyberspace. The episode breaks down key milestones: the UN process that led to a permanent Global Mechanism in 2025, built on existing international law, 11 voluntary norms of responsible state behavior, confidence-building measures, and cyber capacity building, as well as multi-stakeholder efforts such as the Paris Call for Trust and Security in Cyberspace and regional tools like the EU Cyber Diplomacy Toolbox. It also examines how AI is used for threat analysis, crisis management, and public diplomacy—while simultaneously enabling more targeted attacks, automated reconnaissance, and new vulnerabilities in the very systems diplomats rely on. Through concrete cases—the SolarWinds supply-chain attack, the weaponization of ransomware against energy and other critical infrastructure, and the Tallinn Mechanism’s coordinated support for Ukraine’s cyber resilience—the discussion shows how geopolitical tensions involving actors like Russia and China are mapped onto the digital domain. Finally, the episode looks ahead to emerging technologies such as quantum computing, the race for post‑quantum cryptography, the risks of fragmented approaches to critical infrastructure protection, and the challenge of ensuring that developing states are not left behind in cyber capacity and diplomatic influence. At stake is whether the future of cyberspace will be shaped by ad hoc power politics or by resilient, inclusive, and cooperative diplomatic frameworks capable of balancing technological innovation with human judgment and international responsibility. Support this podcast here: https://creators.spotify.com/pod/profile/iqulture/subscribe