By KYW tech editor Ian Bush

PHILADELPHIA (CBS) – Home Depot hasn’t yet revealed the scope of the breach on its payment data systems,but one company says it has a pretty good idea.

READ MORE: Philadelphia Judge Hears Arguments In Mysterious Fatal Stabbing Case of Ellen Greenberg

Sixty million victims could suffer up to three billion dollars in fraudulent charges. That’s the analysis of BillGuard after the five-month attack on Home Depot’s computers.

READ MORE: School Bus Involved In Crash In Pittsgrove, Salem County

The bank and credit card tracking app company says about one in every ten accounts exposed to the criminals will see charges they didn’t make land on their statements — an average of more than $330 in bogus buys for every account.

BillGuard says its users already are seeing fraudulent charges from $5 to tens of thousands from both brick-and-mortar and online stores.

Check Out These Other Stories:

[display-posts category=”news” wrapper=”ul” posts_per_page=”
MORE NEWS: Fourth Stimulus Check: Is Another Relief Payment Coming Soon?