Given that the annual FileMaker Developer Conference is held at Marriott properties, this might be of interest if you've attended in the past four years:
Marriott Breach Exposes Data of Up to 500 Million Guests - The New York Times
I'm not entirely sure if it applies so I'd love it if anyone has more information!
Hi Tom,
From what I have read so far is the breech involved its Starwood Hotels Brand.
How to protect yourself after Marriott's Starwood data breach
https://www.cnbc.com/2018/11/30/passports-compromised-in-the-marriott-breach-could-lead-to-fraud.html
Marriott International announced Friday that hackers had accessed the reservation database for its Starwood Hotels brand, compromising data for 500 million guests.
Mike