21,899 Bank Customers Affected As US Lender Suffers Cybersecurity Breach, Hacker Taps Social Security Numbers and Other Sensitive Information

A billion-dollar bank is warning customers after a cybersecurity breach affecting thousands of customers. In a filing with the Office of the Maine Attorney General, Western Alliance Bank says an unauthorized actor exploited a vulnerability in a third-party file transfer software system it uses.. source: https://dailyhodl.com/2025/03/21/21899-bank-customers-affected-as-us-lender-suffers-cybersecurity-breach-hacker-taps-social-security-numbers-and-other-sensitive-information/