ONAMIA - Grand Casino Mille Lacs reported Monday that it learned on Sept. 15 that some payment cards that had been used appropriately at the Onamia location were subsequently used for fraudulent transactions.
Grand Casino Mille Lacs immediately engaged a leading forensic investigation firm that is conducting a thorough investigation. Based on the investigation, it is believed that an unauthorized person used malware to access certain payment card transactions that were made at Grand Casino Mille Lacs between April 24 through Oct. 9. The information that may have been accessed includes customers' names, payment card numbers and card expiration dates.
The investigation determined the incident was limited to approximately 1,600 card transactions during the subject period. To date, Grand Casino has no evidence that any additional cards are at risk.
In order to assist guests, Grand Casino Mille Lacs has posted a website notice at www.grandcasinomn.com detailing steps that guests can take to protect themselves. Customers who used a credit or debit card at Grand Casino Mille Lacs between April 24 and Oct. 9 and see a fraudulent charge on their card should immediately contact the bank, credit union or other financial institution that issued the card.
Grand Casino Mille Lacs also has also established a toll-free number at 866-328-1987 that guests can use to ask questions regarding the incident, from 8 a.m. to 8 p.m. Monday through Friday.
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In its news release, the casino officials said security and privacy are extremely important to Grand Casino Mille Lacs and they deeply regret any inconvenience this may cause. In order to help prevent something like this from occurring again, Grand Casino Mille Lacs continues to work closely with the forensic investigation firm to implement additional security measures.
