If you need assistance with store purchases, you can contact our customer care hotline -- for sales issues only you may call 1-888-738-4300 (8am to 7pm CST) within the US and Canada, or email customercare@store.mozilla.org.
For more details about the security breach please Read the FAQ. For ongoing updates, please visit The Mozilla Blog.
For technical support with Mozilla products, please visit www.mozilla.org/support.
The Mozilla Team