HyTrust's Eric Chiu praised the Payment Card Industry Data Security Standard's history, but said hackers have found ways to defeat it.
The breach, which reportedly involved the theft of mag stripe data, will have a significant impact on credit unions and members.
Illinois CU absorbs credit union serving Minneapolis-based retail chain.
A debit card fraud breach that began swarming Northeast Ohio in April is said to have affected tens of thousands of accounts and dozens of financial institutions, including at least seven credit unions.
Ohio League says breach shows how financial burden falls on credit unions, not retailers.
Invest in America has added another partner to the program and participating credit unions can now give members access to more than 1,200 online merchants through the online mall Shop America.