The number of hotels impacted by the malware is vast. I didn't really think the problem was as widespread as it turned out to be when first announced in December.
...The issue affected credit cards used at hundreds of Hyatt hotels in over 50 countries. In the United States this includes hotels in some 25 states including the five largest states by population in the country, California, Texas, Florida, New York, and Illinois....
<SNIP>
Above from
Hyatt Hotels Issues Update on Credit Card Security Breach at its Properties
Above appeared in FBT, where I serve as Ed.Dir.