No end in sight to Patelco Credit Union ransomware attack that crippled online banking for 500,000 members

​​DUBLIN – Four days after a ransomware attack crippled its systems, Patelco Credit Union remained unable to tell its members when banking operations would return to normal.

The Dublin-based credit union has not released additional details about the security breach that has left members barred from electronic payments, deposits and transfers since last weekend.

Customers continued on Tuesday to wait in lines to use bank ATMs and remained forced to visit Patelco branches throughout the state to withdraw cash...