WASHINGTON (AP) — An executive of Target Corp. said Tuesday the retailer has taken actions to shore up security following the massive breach of millions of consumers’ data during the holiday season.

But senators examining the issue at a hearing said even the most robust security systems can be vulnerable to cyberattack, and only the adoption by banks and retailers of more advanced technology for payment cards and processing systems will reduce fraud.

Recommended Stories

All 9 people aboard a jet that crashed in Florida have died, transportation secretary says

WATCH LIVE: Trump campaigns in Iowa just days before midterm elections

Teamsters President Sean O’Brien backs Ashley Moody in Florida Senate race