BreachCensus

Ally Bank

United States of America

Ally Bank is an organisation in Massachusetts. It appears on the Massachusetts Attorney General breach-notification register and the California Attorney General breach-notification register with 11 confirmed incidents; the most recent notice was filed on May 8, 2026.

Data as of August 31, 2026.

Confirmed incident

US-MA

Disclosed
May 8, 2026

Timeline

  1. May 8, 2026
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
What a Massachusetts notice means

Required under M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

Confirmed incident

US-MA

Disclosed
January 23, 2026

Timeline

  1. January 23, 2026
    Reported to regulator Regulator

    MA AG breach notification: 2 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
May 2, 2025

Timeline

  1. May 2, 2025
    Reported to regulator Regulator

    MA AG breach notification: 4 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
January 28, 2025

Timeline

  1. January 28, 2025
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
November 12, 2024

Timeline

  1. November 12, 2024
    Reported to regulator Regulator

    MA AG breach notification: 15 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
August 16, 2024

Timeline

  1. August 16, 2024
    Reported to regulator Regulator

    MA AG breach notification: 199 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
May 31, 2024

Timeline

  1. May 31, 2024
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
May 23, 2024

Timeline

  1. May 23, 2024
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
August 22, 2023

Timeline

  1. August 22, 2023
    Reported to regulator Regulator

    MA AG breach notification: 3 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
February 19, 2019

Timeline

  1. February 19, 2019
    Reported to regulator Regulator

    MA AG breach notification: 10 Massachusetts residents affected

    source
Confirmed incident

US-CA

Occurred
November 11, 2018
Disclosed
December 13, 2018

Timeline

  1. December 13, 2018
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source
What a California notice means

Required under Cal. Civ. Code §1798.82. A copy of the notification must be sent to the Attorney General when a single breach requires notifying more than 500 California residents.

Note: no affected-count is published on this register.

California breach-notification register ↗