This is information just received from Visa. You can join their email list too.
Visa is committed to helping merchants better understand how they can best protect their businesses and customers. As part of this commitment, Visa regularly posts data security alerts on www.visa.com/cisp. These alerts focus primarily on common security vulnerabilities, attack methods, and emerging risks identified in the payment system. Keep your organization informed by accessing alerts, bulletins, and webinars by subscribing to RSS Feeds at www.visa.com/cisp.
Visa also sent a bulletin about the Retail Merchants Targeted by Memory-Parsing Malware – UPDATE. While not specified, this relates to the Target, Michaels, Neiman Marcus data breaches you may have read about.
As per my prior email to 3D Merchant news subscribers, CenPOS merchants will not be affected by the particular malware mentioned above.