People search JPMorgan Chase data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 3 JPMorgan Chase-linked incidents, with headline counts up to 76M+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.
Why JPMorgan Chase breach history matters
JPMorgan Chase operates in Finance (Unknown). 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
2014 — — JP Morgan Chase: Hacking, 76,000,000 records
Cataloged incident. Data breach reported. financial organization. Method: hacked. Source: Wikipedia List of data breaches. Exposed categories include Personal and demographic data. BreachHistory cites approximately 76M+ affected records in this row. See the jpmorgan-chase2014-76000000-wiki2 and canonical BreachHistory entry.
2014 — 76M households
Cataloged incident. Largest bank breach at time. Contact info stolen; account numbers not compromised. Multiple arrests. Exposed categories include Names, addresses, phone numbers, email addresses. BreachHistory cites approximately 76M+ affected records in this row. See the jpmorgan-chase2014 and canonical BreachHistory entry.
2010 — — JP Morgan Chase: Lost / stolen device, 2,600,000 records
Cataloged incident. Data breach reported. financial organization. Method: lost / stolen media. Source: Wikipedia List of data breaches. Exposed categories include Personal and demographic data. BreachHistory cites approximately 2.6M+ affected records in this row. See the jpmorgan-chase2010-2600000-wiki2 and canonical BreachHistory entry.
Patterns and analysis
- Zero-day exploitation and malware — appears across multiple JPMorgan Chase 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: Bookmark the JPMorgan Chase company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/jpmorgan-chase · Latest: jpmorgan-chase2014-76000000-wiki2.
Sources: BreachHistory catalog (3 rows for JPMorgan Chase), company and regulator disclosures cited in individual breach records.