Phoenix 24
Artificial intelligence is shrinking the time available to respond.
FRANKFURT, GERMANY — July 2026. The European Central Bank has instructed the eurozone’s largest banks to submit detailed plans for confronting cyberattacks enhanced by artificial intelligence. The requirement applies to 110 major institutions under direct ECB supervision, including some of Europe’s most influential financial groups. Authorities have set October 31 as the deadline for presenting their strategies. The warning reflects growing concern over the speed and sophistication of AI-enabled threats.
Advanced systems can identify software vulnerabilities, generate malicious code and automate attacks far more rapidly than conventional tools. This acceleration reduces the time banks have to detect weaknesses, install security updates and protect critical infrastructure. The ECB stressed that artificial intelligence may not create entirely new forms of cybercrime, but it can dramatically increase their scale and effectiveness. Financial institutions must therefore adapt before those capabilities become widely accessible.
Banks are expected to improve vulnerability detection, accelerate software patching and strengthen continuous monitoring. The regulator also called for tighter oversight of cloud providers, external technology partners, open-source components and other elements of the digital supply chain. Older systems that no longer receive adequate support must be replaced or modernized. Any unresolved weakness could become significantly more dangerous when exploited through automated tools.
The ECB emphasized that cybersecurity can no longer remain exclusively within information-technology departments. Boards and senior executives must assume direct responsibility for investment, risk tolerance, emergency planning and operational resilience. Institutions will also need stronger recovery systems and crisis protocols capable of preserving essential banking services during major attacks. Cooperation and information sharing across the financial sector will become increasingly important.
European banks already use artificial intelligence for fraud detection, risk analysis and operational efficiency. The same technology strengthening their defenses is also lowering technical barriers for cybercriminals. Once the action plans are submitted, the ECB will compare preparedness across the sector and identify common vulnerabilities. Europe’s banking system is entering a security race in which speed may become the decisive factor.
Artificial intelligence is accelerating finance—and the threats surrounding it.