Arsen Shirokov leads the firm’s Information Security & Governance program. In this role, he oversees the confidentiality, integrity and availability of client information, and ensures efficient management of digital and paper records. As a senior risk management professional, Arsen is focused on information security, cyber security, technology risk and fraud management.

Immediately before joining McMillan, Arsen worked as the director, information security strategy at the Canadian Imperial Bank of Commerce. Over his career, he has collaborated extensively on operational and strategic matters with industry associations, regulatory bodies as well as law enforcement and government entities.

An active member of the Canadian and international security communities, Arsen has presented at industry events hosted by the Canadian Bankers Association, the International Association of Financial Crimes Investigators and the Information Security Forum. He is a Certified Information Systems Security Professional (CISSP) and a Certified Information Systems Auditor (CISA).

Speaking Engagements

Cyber Security – What Should Quants and Traders Know about Protecting Their Digital Assets?, Quant World Canada


Holistic view at the Insider Threat Risk in a Large Organization, Information Security Forum


Impact of a Catastrophic and Prolonged Critical Infrastructure Failure on a Large Organization, Public Safety Canada's Industrial Control Systems Security Workshop


Scenario Analysis: Enterprise-wide Extended Internet Outage, Interbank Contingency Planning Committee


The Future of Information Sharing, Canadian Bankers Association


Online Account Takeovers: Methods of Operation and Mitigation Strategies, International Association of Financial Crimes Investigators


Building Key Risk Indicators for Information Security, Information Security Forum


Directorships & Affiliations

  • Member of governing body, Toronto CISO Executive Summit (Evanta, a Gartner Company)
  • International Information Systems Security Certification Consortium (ISC)2
  • Information Systems Audit and Control Association (ISACA)

Education & Admissions

M.Sc., Computer Science and Mathematics Moscow State University