Gnosis Pay data breach exposed cardholder information, but funds were unaffected

The Gnosis Pay data breach disclosed on November 6, 2026 exposed customer information from its legacy consumer card system, but the company said customer funds were unaffected . Security monitoring detected unauthorized access on November 3, and containment began within two hours. Extra payment checks will remain until the service’s previously scheduled December closure. Key takeaways The breach affected consumer cards, not Gnosis Pay’s enterprise platform. Affected cardholders received account-specific notifications by email. Online card purchases now require 3D Secure verification. Branded card services end on December 20, 2026. Scope and response to the Gnosis Pay data breach The intrusion affected the legacy system serving Gnosis Pay -branded consumer cards. The enterprise white-label platform , which supports card programs for other businesses, was not affected.

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