avenvale.Breach library
Historical report · 2018English edition

Marriott / Starwood 2018 breach: what to do next

Start here

Verify travel messages directly

Check a booking through the hotel or airline’s known app or website. If your own notice identifies a passport number, ask the issuing authority about the appropriate next step before replacing a document.

Read the action guide

What was reported

The FTC complaint describes the Starwood guest-reservation breach announced in 2018. It alleges exposure of guest contact details, passport information and reservation data, including stays and some flight information.

Hotel staysTravel informationPassport numbersPhysical addressesEmail addresses

Selected reported fields. This is not confirmation that your information was involved.

What matters here

This page concerns the reservation incident discussed in the complaint, not every Marriott incident. Travel details can make a fake hotel or itinerary message sound credible; they do not establish that anyone is tracking you now.

Understand the informationTravel or hotel information exposed?

Sources & context

By Avenvale · Published · Updated

Public information, not a personal exposure check. A historical record does not establish current account access or a completed removal.