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American Express Travel Related Services Co., Inc. data breach

Incident readout

Company
American Express Travel Related Services Co., Inc.
Reported to
California Attorney General
Filed
April 23, 2025
People affected
Not stated in the filing
Incident type in filing
Not stated
Our review
Investigation Open

Was this a ransomware attack?

The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.

What we know

American Express Travel Related Services Co., Inc. is a major financial institution specializing in global payment services, credit card products, and travel-related financial solutions. As a financial services provider, the company maintains extensive sensitive records, including government-issued identification, credit history, and detailed transaction data necessary for managing consumer accounts. This security incident was officially reported to the California Attorney General in 2025, confirming that unauthorized access to systems occurred. If you received a data breach notification letter, it indicates that your personal or financial information may have been compromised during this event. We recommend reviewing the letter carefully to understand the specific scope of the exposure and the identity monitoring services being offered to protect your financial security.

See every breach reported in California or read what to do after a ransomware attack.

After the American Express Travel Related Services Co., Inc. incident: what to do and your options

What should I do after getting the American Express Travel Related Services Co., Inc. data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
Did American Express Travel Related Services Co., Inc. offer free credit monitoring?
Check your letter from American Express Travel Related Services Co., Inc.. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Signing up doesn't waive any legal rights you may have.
Can I sue American Express Travel Related Services Co., Inc. over the data breach?
It depends on what was exposed, the law in California and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
Do I need a American Express Travel Related Services Co., Inc. data breach lawyer or attorney?
Whether the company's systems were encrypted by ransomware or data was simply taken, the legal question is the same: did it protect your information the way the law requires? An attorney can review your notice for free, and these cases are usually handled on contingency.
Is there a American Express Travel Related Services Co., Inc. data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against American Express Travel Related Services Co., Inc.. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Is the American Express Travel Related Services Co., Inc. data breach letter legit or a scam?
A notice from American Express Travel Related Services Co., Inc. in the mail matches the breach American Express Travel Related Services Co., Inc. reported to the California Attorney General on April 23, 2025. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact American Express Travel Related Services Co., Inc. through a phone number or website you find yourself.
How much could a American Express Travel Related Services Co., Inc. data breach settlement or claim be worth?
There is no set amount, and no American Express Travel Related Services Co., Inc. settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. Keep receipts and records; they're what damages claims are built on.

Other breaches reported in California

Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.