CISO Tribune

CISO appointment

Western Alliance Bank appoints Stephen McMaster as Chief Information Security Officer

Stephen McMaster is the Chief Information Security Officer of Western Alliance Bank.

Records: Western Alliance Bank · Stephen McMaster

PersonStephen McMaster
New roleChief Information Security Officer
CompanyWestern Alliance Bank
AnnouncedFebruary 1, 2026
SourceCDO Magazine

What this move signals

Western Alliance Bank appointed Stephen McMaster as Chief Information Security Officer, announced in February 2026; day-level precision has not been established from available coverage.

Regional banks sit under the same federal exam expectations as the money centers with a fraction of the security headcount — the CISO seat at this tier is where regulatory load per employee runs highest.