People search Kroger data breach timeline because millions of customers entrust payment and identity data to everyday transactions. BreachHistory indexes 1 Kroger-linked incident. This page maps every attested event through 2026 with internal links to canonical records.
Why Kroger breach history matters
Kroger operates in Retail. Across indexed rows, recurring themes include third-party and supply-chain exposure. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.
Full timeline through 2026
2021 — Accellion FTA compromise; HR, pharmacy & money-services files; <1% of customers per company statement
Cataloged incident. Kroger disclosed that January 23, 2021 notification from Accellion meant criminals had abused legacy FTA zero-days against a perimeter file-transfer workflow segregated from core grocery POS. The grocer’s consumer notice and SecurityWeek’s recap both emphasize categories like associate HR, Kroger Health pharmacy, and money-services documentation—while stressing no broad payment-card or grocery-account-password theft from Kroger-controlled stores. Kroger publicly said fewer than 1% of customers were in-scope for let Exposed categories include HR and limited clinical-/financial-adjacent documentation per Kroger categories—not chain-wide POS databases. No attested victim count is published for this row yet. See the kroger2021 and canonical BreachHistory entry.
Patterns and analysis
- Third-party and supply-chain exposure — appears across multiple Kroger 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
- Step 1: Enable phishing-resistant MFA on every account tied to this brand.
- Step 2: Use unique passwords and a password manager—breach rows often involve credential reuse.
- Step 3: Monitor official company breach notices and regulator filings, not dark-web downloads.
- Step 4: Use virtual card numbers for online checkout where your bank supports it.
- Step 5: Bookmark the Kroger company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/kroger · Latest: kroger2021.
Sources: BreachHistory catalog (1 rows for Kroger), company and regulator disclosures cited in individual breach records.