By Mehmet Enes Beşer
Even as maritime commerce continues at the center of economic stability across Southeast Asia and indeed globally, the cyber infrastructure that powers this sector has itself become as vulnerable to cyber-attack. In maritime navigation and logistics in ports, customs databases, or energy terminals, the maritime sector is becoming more digitized—but far too frequently without proper defense. For ASEAN and Australia, both of which rely so heavily on safe sea lanes, this overlap of maritime and cyber vulnerability is a shared strategic interest. But also, an opportunity. Through collaboration, ASEAN and Australia can collectively build utilitarian, collective regimes of maritime cybersecurity, safeguarding key infrastructure, trust-building, and regional resilience.
Cyber threats in the maritime sphere are no longer hypothetical. Port, shipping line, and maritime logistics company cyber-attacks have increased in the past three years worldwide. In 2017, international shipping giant Maersk was hit by a NotPetya cyber-attack that brought operations at Indian ports as far-flung as the US to a standstill. In Southeast Asia, where ports are to be the hub transshipment hubs, these attacks are exacerbated by low technical capacity, regulatory fragmentation, and legacy security. Australia, although leading in cyber defense, is not immune—maritime supply chains well embedded in ASEAN economies.
ASEAN and Australia do not need words, but effective cooperation. ASEAN and Australia need to first jointly determine priorities for capacity-building. Most Southeast Asian governments are already engaged in acquiring the technical capability and institutional structure to address advanced cyber threats in the maritime sector. Australia, as a cybersecurity leader and proactive participant under the ASEAN-Australia Digital Trade Standards Initiative, can act as a catalyst for certain training modules, cybersecurity drills, and centers of expertise among shipping companies, maritime governments, and port authorities.
Second, institutionalized collective threat intelligence and risk assessments must be achieved. Cyber-attacks are made at lightning speed, and individual action is really never sufficient. By creating region-specific information-sharing platforms for the maritime sector—presumably connected to the ASEAN-Singapore Cybersecurity Centre of Excellence—ASEAN and Australia can identify threats early and respond collectively. Such platforms must be capable of processing both real-time alerting and strategic forecasting, based on common technical standards and legal guarantees for data protection.
Third, ASEAN and Australia must collaborate to establish interoperable shipping and port cybersecurity standards. Regional digitization of security will ensure that the regional maritime infrastructure of the region, —from Singaporean port terminals to Indonesian archipelagic supply nodes—is not only hardened individually but secure collectively. This will entail collaboration on cyber risk assessment frameworks, incident response policy, and digital maritime infrastructure certification schemes.
The second pillar is public-private partnership. Maritime infrastructure is privately owned but security, a laggard in following commercialism. ASEAN and Australia must create an interindustry task group on maritime cybersecurity that includes shipping lines, port owners, and maritime logistics providers. It can locate areas of weakness in the sector, provide best practice recommendations, and create voluntary codes of conduct underpinned by new law.
Risk of cyber intrusions into seas also requires multilateral policymaking in concert. ASEAN’s Indo-Pacific Outlook had placed connectivity, maritime cooperation, and rules-based cooperation among its top priorities—priorities in which cybersecurity is increasingly becoming more and more enmeshed. With Australia’s role as Dialogue Partner and significant Indo-Pacific stakeholder, Australia can facilitate ASEAN’s regional digital integration agenda by mainstreaming cybersecurity into maritime connectivity initiatives, including infrastructure development, trade facilitation, and maritime domain awareness programs.
At the top of anything else, Australia and ASEAN must maintain openness and credibility within their cybersecurity cooperation. Southeast Asian cyber norms are being built under different political and legal settings. Squeeze outside arrangements imposed outside can have off-target effects or be suspect-causing. Efforts should be encouraged by changeable, principle-based guidelines with international law harmony and locality grounded. A secure maritime cyber future depends not only on technology but on respect and cooperative diplomacy between and among states.
Conclusion
As the industry becomes digital, the threat of cyber vulnerability is getting more sophisticated—and urgent. For ASEAN and Australia, maritime digital infrastructure security is not an option; it’s a strategic imperative that cannot be separated from economic resilience, regional connectivity, and national security.
With capacity building, harmonizing protocols, sharing threat intelligence, and expansive partnerships, ASEAN and Australia can build an Indo-Pacific regime of maritime cybersecurity that shields, not just against threats, but also trust and integration in the Indo-Pacific region. The challenge is formidable—but through cooperation and political will, the path forward is clear.