BreachCensus

Honeywell International Inc.

ManufacturingUnited States of America

Honeywell International Inc. is a manufacturing organisation in Massachusetts. It appears on the Massachusetts Attorney General breach-notification register, the California Attorney General breach-notification register, the Washington State Attorney General breach-notification register and the Iowa Attorney General security breach notification list with 5 confirmed incidents; the most recent notice was filed on September 13, 2023.

Headquarters
Charlotte, United States
Employees
99,000 (as of 2021)
ISIN
US4385161066
LEI
ISRPG12PN4EIEOEMW547
Wikidata
Q898208

Data as of September 12, 2026.

Confirmed incident

Filed in WA, CA and IA — Hacking/IT Incident

The same incident was filed separately with 3 jurisdictions within a few days of each other (WA, CA and IA) — shown here as one incident.

Occurred
May 27, 2023
Disclosed
September 13, 2023

Timeline

  1. September 13, 2023
    Reported to regulator Regulator

    WA AG breach notification: 2,194 Washington residents affected

    source
  2. September 13, 2023
    Reported to regulator Regulator

    IA AG breach notification: an unknown number of Iowa residents affected

    source
  3. September 13, 2023
    Reported to regulator Regulator

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

    source
What a Washington notice means

Governed by RCW 19.255.010. Notice to the Attorney General is required when a breach affects more than 500 Washington residents.

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

Washington breach-notification register ↗

What a California notice means

Governed by 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 ↗

What a Iowa notice means

Governed by Iowa Code §715C.2. Notice to the Attorney General is required within five business days of notifying consumers, for a breach requiring notification to more than 500 Iowa residents.

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

Iowa breach-notification register ↗

Confirmed incident

US-MA

Disclosed
June 16, 2023

Timeline

  1. June 16, 2023
    Reported to regulator Regulator

    MA AG breach notification: 3,408 Massachusetts residents affected

    source
What a Massachusetts notice means

Governed by 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
April 29, 2021

Timeline

  1. April 29, 2021
    Reported to regulator Regulator

    MA AG breach notification: 13 Massachusetts residents affected

    source
Unverified claim

US — Ransomware Attack

This is an unverified claim — it has allegedly happened to this organisation, as posted by a source below, but has not been confirmed by a regulator, a court filing or the organisation’s own disclosure.

Timeline

  1. July 12, 2023
    Claimed by threat actor (unverified) Claim

    Ransomware leak-site claim (ransomware_live)

    source
Unverified claim

US — Ransomware Attack

This is an unverified claim — it has allegedly happened to this organisation, as posted by a source below, but has not been confirmed by a regulator, a court filing or the organisation’s own disclosure.

Timeline

  1. October 2, 2021
    Claimed by threat actor (unverified) Claim

    Ransomware leak-site claim (ransomware_live)

    source