A Russian man was convicted Thursday on 38 counts related to hacking point-of-sale systems and stealing credit card information from as many as 1.7 million people in the United States.

The 32-year-old Roman Seleznev was convicted on 10 counts of wire fraud, eight counts of intentional damage to a protected computer, nine counts of obtaining information from a protected computer, nine counts of possessing unauthorized devices, and two counts of aggravated identity theft, the Justice Department said in a statement.