Around 500,000 Patelco members were affected by the security breach, causing them to be locked out of their online accounts and unable to access their funds1.
Patelco Credit Union experienced a security breach due to a ransomware attack. This led to the shutdown of their online banking, mobile app functions, and call center. The credit union engaged a third-party cybersecurity forensic firm to investigate and recover from the attack.
Due to the breach, Patelco Credit Union shut down some of its day-to-day banking systems, including online banking, mobile app, and call center. This left around 500,000 customers locked out of their accounts, unable to check balances, send or receive money, or change passwords.