Spearheading Cybersecurity and Influence Defense in the Pacific: A CERT Tonga Perspective
- CRC

- 1 day ago
- 2 min read

Tonga's information ecosystem is unusually concentrated and physically fragile, making it an attractive target for great-power competition in the Pacific. The Kingdom relies on a single submarine fiber-optic cable for global connectivity — a vulnerability starkly exposed when the 2022 Hunga Tonga eruption severed it for five weeks, forcing the diaspora to become the country's de facto information relay. Today, roughly 58.5% of Tonga's 104,000 residents are online, and of those, social media usage is almost entirely Facebook-driven (66.5% of the population), while X/Twitter has collapsed to under 1,900 users. This Facebook-first, X-absent media sphere means platform monitoring for influence operations must focus overwhelmingly on Meta properties.
Compounding this concentration is a diaspora nearly twice the size of Tonga's resident population, spread across New Zealand, the US, and Australia, and connected to home primarily through Facebook groups, Messenger, and diaspora-based outlets like Kaniva Tonga News. Remittances make up ~39% of GDP, and the diaspora has demonstrated real political leverage — from a 2025 voting-rights campaign to a 2024 backlash over a leaked pro-China document that forced domestic political consequences.
On the diplomatic-infrastructure front, the report traces how Tonga "hedges between China and the West": significant Belt and Road-linked debt to China's Export-Import Bank continues to constrain reconstruction, while the US, Australia, New Zealand, Germany/EU, and Japan have all stepped up counter-engagement — from deep-sea mineral partnerships to post-ransomware cyber assistance. While no large-scale coordinated influence campaign has been documented, prior incidents (deepfake audio, fake political letters, COVID conspiracy content) show Tonga's susceptibility to information manipulation, underscoring the case for proactive social-media monitoring and media-literacy resilience before a campaign — rather than after.
Author: Esau Tupou (Head of the Tonga Computer Emergency Response Team)
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