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Confirmed breach

Gerson Lehrman Group data breach

USUnited States · Gerson Lehrman Group, Inc.

Gerson Lehrman Group (United States) notified the Oregon Department of Justice, the Iowa Attorney General, the California Attorney General and the Washington Attorney General of a data breach on 12 March 2024. It told the states about 3,734 Washington residents; the total can be higher. The breach began on 12 November 2023, 121 days before it was reported.

Status
Confirmed breach
People affected
3,734 Washington residents (one state’s count; the total can be higher)
Reported
12 March 2024
Breach began
12 November 2023
Time to tell
121 days (the median in California’s notices over the last year: 154 days)

What was exposed

The register’s list does not say what was exposed; the notice it links to (under Sources) usually does.

What changed since it was first reported

  1. Confirmed breach, 3,734 Washington residents (Washington Attorney General)

Sources

Official notices are read by code from the regulator’s own register. More notices to Oregon, Iowa, California, Washington. · Corrections and changes

If Gerson Lehrman Group had your data

  1. Look for Gerson Lehrman Group, Inc.’s own notice or letter: it should say what of yours was involved. Keep it.
  2. The register’s list does not say what was exposed; the notice it links to (under Sources) usually does. If Gerson Lehrman Group, Inc. has a password of yours, change it now to be safe.
  3. Expect scams that use your details: calls, texts or emails pretending to be Gerson Lehrman Group, Inc., your bank or the police. Never give codes or passwords, never approve a sign-in you did not start, never move money.

One email to confirm first. We use your address only for this alert, and one click deletes it.

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From the data breach tracker: official notices, breach databases and the news, every fact with its source. Open data (CC BY 4.0) · How the tracker works · Official registers · Corrections and changes · Found a mistake? Tell us and we correct it.