FirstSun Capital Bancorp subsidiary Sunflower Bank reports MOVEit data breach; PII likely accessed

FIRSTSUN CAPITAL BANCORP

Progress Software notified Sunflower Bank of zero-day vulnerability in MOVEit software on May 31, 2023.
Unauthorized party likely downloaded files containing personally identifiable information before the flaw was patched.
Core processing systems were not impacted; no material interruption to business operations occurred.
Bank is investigating, notifying affected parties, and expects to incur expenses and potential litigation/regulatory scrutiny.

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