Visa has been notified of a malicious software named “
Dexter” that is compromising merchant Point of Sale (POS) systems. Visa has found this software only infects Microsoft Windows systems. The software steals full magnetic stripe data from the POS and sends the information to Dexter Command and Control domains and IP addresses......
You may also refer to What To Do If Compromised at
www.visa.com/cisp, under the If Compromised section.
Please contact us at
1-800-866-1881 ext. 1 if you have any further questions.