Where does the Western Alliance Bank case file come from?

Every entry is taken from the breach report Western Alliance Bank lodged with the Maryland Attorney General. Nothing here is estimated.

Why do the incident date and the report date differ?

Companies usually investigate before they report. The gap between the two dates shows how long that took.

What does the records-affected figure count?

It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.

Does this case file change over time?

Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

Case file

Case File: Western Alliance Bank Data Breach

This file collects the dated facts on record for the Western Alliance Bank incident. The state report is dated March 14, 2025.

Timeline

March 14, 2025Report filed in MarylandDate the notice was lodged with the Maryland Attorney General.

Case facts

Filing state: Maryland
Date reported: March 14, 2025
Receiving office: Maryland Attorney General

Case notes

Western Alliance Bank has filed an official notification regarding a data security incident with Maryland regulators. The filing, dated March 14, 2025, indicates that the bank is actively investigating the circumstances surrounding this event.

Public records confirm that personal information was exposed as a result of the incident. However, specific categories of data involved, such as particular types of identifiers or account details, were not detailed in the public filing.

The notice does not specify the exact nature of the breach, the number of individuals affected, or the precise date the incident occurred. This information is derived from official disclosures made to regulatory bodies.

Individuals potentially impacted by such events are generally advised to remain vigilant. Reviewing account statements and credit reports for any unauthorized activity is a prudent step.

It is also recommended to be cautious of unexpected communications, including emails or phone calls, that request personal details. Implementing strong, unique passwords for online accounts can further enhance security.

Questions about this case file

Where does the Western Alliance Bank case file come from?: Every entry is taken from the breach report Western Alliance Bank lodged with the Maryland Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?: Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?: It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?: Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

Maryland data breaches

Filing source: Maryland Attorney General

Named in the Western Alliance Bank breach?

Attach your notice and a short note. An attorney checks it against this case file at no cost.

Timeline

Case facts

Case notes

Questions about this case file

More Maryland case files