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Neiman Marcus Data Breach

Understand what this public breach record reports and choose next steps based on the information involved.

Breach date: April 14, 202431,152,842 affected accounts in the record
01

What happened?

In May 2024, the American luxury retailer Neiman Marcus suffered a data breach which was later posted to a popular hacking forum . The data included 31M unique email addresses, names, phone numbers, dates of birth, physical addresses and partial credit card data (note: this is insufficient to make purchases). The breach was traced back to a series of attacks against the Snowflake cloud service which impacted 165 organisations worldwide.

02

When did it happen?

The breach date in the public record is April 14, 2024. The record was added to the catalogue on July 9, 2024 and last updated there on July 9, 2024.

03

What information was reported as exposed?

  • Dates of birth
  • Email addresses
  • IP addresses
  • Names
  • Partial credit card data
  • Phone numbers
  • Physical addresses
  • Purchases

These are incident-level categories. The record does not prove that every category was exposed for every affected person.

04

Who may be affected?

This record may be relevant to people who had an account or other relationship with Neiman Marcus or used neimanmarcus.com around April 14, 2024. A catalogue entry does not establish that every customer was affected or that every listed data category applied to each person. Compare the record with an official notice addressed to you.

05

What should you do?

Verify whether the notice applies to you

Compare the organization, dates, and information categories with any notice you received. Use contact details you independently confirm.

Protect identity information

Review your credit reports and consider a free credit freeze if identity information could support new-account fraud.

Review financial accounts

Check statements for unfamiliar activity and contact the card issuer or financial institution through an independently verified channel.

Expect targeted phishing

Treat unexpected breach follow-ups with caution. Do not use links or phone numbers in a suspicious message; contact the organization directly.

Choose actions that match the information involved. If you find signs that someone is using your identity, the Federal Trade Commission provides a personal recovery plan at IdentityTheft.gov.

Sources and review information

Page reviewed September 14, 2026 by the Data Breach Help Editorial Team. Catalogue details reflect the provider record and may change.