Mizuho has announced the appointment of Marco Maiurano as its new Chief Information Security Officer (CISO) for the Americas, marking a significant step in the bank’s ongoing investment in cybersecurity, risk management, and digital resilience across its regional operations.
In his new role, Maiurano will lead the strategic direction, execution, and oversight of all cybersecurity initiatives throughout the Americas, covering information security governance, threat intelligence, incident response, cyber-risk strategy, and regulatory compliance. His appointment comes at a time when global financial institutions face an increasingly complex cyber-threat landscape, making robust security leadership more essential than ever.
Maiurano brings extensive experience to Mizuho, having built a strong track record in cybersecurity leadership across major financial and corporate organizations. His background spans enterprise-wide security programs, the implementation of advanced defensive technologies, and the strengthening of cyber-resilience frameworks aligned with international regulatory standards. This combination positions him as a key driver in Mizuho’s mission to safeguard systems, data, and client assets while enabling secure innovation across the business.
His appointment reflects Mizuho’s broader commitment to strengthening its operational infrastructure and enhancing its ability to respond to evolving risks. Over recent years, the bank has accelerated investment in technology modernization, cloud adoption, and advanced threat-detection systems. The addition of a seasoned cybersecurity leader like Maiurano aligns with these priorities and is expected to reinforce the organization’s resilience as it expands its financial and institutional services across the region.
As CISO – Americas, Maiurano will collaborate closely with executive leadership, technology teams, and global security counterparts to drive a unified security vision across the organization. His focus will include maturing Mizuho’s cybersecurity posture, building resilient security operations, and fostering a culture of awareness and accountability throughout all business units.
The appointment underscores Mizuho’s ongoing dedication to operational excellence and its strategic aim to remain a secure, innovative, and trusted financial partner in the Americas. Maiurano’s arrival is expected to play a pivotal role in supporting that mission as the bank navigates a rapidly evolving digital environment.
