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TK / TJ Maxx Data Breaches: Full Timeline Through 2026

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People search TK / TJ Maxx data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 3 TK / TJ Maxx-linked incidents, with headline counts up to 94M+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.

Why TK / TJ Maxx breach history matters

TK / TJ Maxx operates in Technology. Across indexed rows, recurring themes include zero-day exploitation and malware. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.

Full timeline through 2026

2010 — — TK / TJ Maxx: Hackers hacked a Minnesota store wifi network and…

Cataloged incident. Hackers hacked a Minnesota store wifi network and stole data from credit and debit cards of shoppers at off-price retailers TJX, owners of nearly 2,500 stores, including T.J. Maxx and Marshalls. This case is believed to be the largest such breach of consumer information. BreachHistory cites approximately 94M+ affected records in this row. See the tjxu and canonical BreachHistory entry.

2007 — — TK / TJ Maxx: Hackers hacked a Minnesota store wifi network and…

Cataloged incident. Hackers hacked a Minnesota store wifi network and stole data from credit and debit cards of shoppers at off-price retailers TJX, owners of nearly 2,500 stores, including T.J. Maxx and Marshalls. This case is believed to be the largest such breach of consumer information. BreachHistory cites approximately 94M+ affected records in this row. See the tjx2007 and canonical BreachHistory entry.

2007 — 94M cards

Cataloged incident. Largest breach at time. Wireless network exploited. Albert Gonzalez involved. Exposed categories include Payment card data, driver's license numbers. BreachHistory cites approximately 94M+ affected records in this row. See the tjx-companies2007 and canonical BreachHistory entry.

Patterns and analysis

  • Zero-day exploitation and malware — appears across multiple TK / TJ Maxx catalog entries; prioritize controls that address this class of failure.
  • Record-count hygiene — BreachHistory indexes actor-cited figures separately from company-confirmed totals; read each row's technicalWriteup before treating counts as fact.
  • 2026 monitoring — New disclosures roll into this timeline as they are verified or labeled unverified per catalog policy.

What to do if you may be affected

  1. Step 1: Enable phishing-resistant MFA on every account tied to this brand.
  2. Step 2: Use unique passwords and a password manager—breach rows often involve credential reuse.
  3. Step 3: Monitor official company breach notices and regulator filings, not dark-web downloads.
  4. Step 4: Review OAuth app permissions and revoke unused third-party integrations.
  5. Step 5: Bookmark the TK / TJ Maxx company page for new 2026+ disclosures.

Canonical BreachHistory hub

Explore every indexed row: breachhistory.com/tjx · Latest: tjxu.

Sources: BreachHistory catalog (3 rows for TK / TJ Maxx), company and regulator disclosures cited in individual breach records.