Citibank Data Breach Investigation
Strauss Borrelli PLLC, a leading data breach law firm, is investigating Citibank, N.A. (“Citi”) regarding its recent data breach. The Citi data breach may have involved sensitive personal identifiable information belonging to an undetermined number of individuals.
ABOUT CITIBANK N.A.:
WHAT HAPPENED?
On July 24, 2025, Citi reported to the Attorney General of the Commonwealth of Massachusetts that it had experienced a data breach in which the sensitive personal identifiable information in its care may have been compromised.1,4 In the sample breach notice, Citi does not elaborate on the nature of the security incident that impacted its systems. According to the data breach report on the Massachusetts attorney general website, the information impacted is as follows:4
- Name
- Social Security number
- Financial account information
- Credit/debit card numbers
- Address
- Date of birth
Recently, Citi began mailing data breach notification letters to impacted individuals. Based on the notice sent to Massachusetts residents, Citi is providing affected individuals with a list of the specific types of sensitive information impacted and 24 months of complimentary credit monitoring services.1 A link to the breach report filed by the Attorney General of the Commonwealth of Massachusetts is below.
If you received a breach notification letter from Citibank, N.A.:
We would like to speak with you about your rights and potential legal remedies in response to this data breach. Please fill out the form, below, or contact us at 872.263.1100 or sam@straussborrelli.com.
