People search Coinmama data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 2 Coinmama-linked incidents, with headline counts up to 450K+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.
Why Coinmama breach history matters
Coinmama operates in Technology. Across indexed rows, recurring themes include mixed intrusion and disclosure events. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.
Full timeline through 2026
2019 — — Coinmama: Coinmama was part of the theft of 127 million…
Cataloged incident. Feb 2019. Coinmama was part of the theft of 127 million records from eight websites, by the same hacker who previously stole 617 million online account details from 16 other sites. All were put up for sale on the dark web. BreachHistory cites approximately 450K+ affected records in this row. See the coinmama2019 and canonical BreachHistory entry.
2019 — 450K accounts
Cataloged incident. Crypto exchange. Data sold on Dream Market. Exposed categories include Emails, hashed passwords. BreachHistory cites approximately 450K+ affected records in this row. See the coinmama-ltd-2019 and canonical BreachHistory entry.
Patterns and analysis
- Mixed intrusion and disclosure events — appears across multiple Coinmama 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: Review OAuth app permissions and revoke unused third-party integrations.
- Step 5: Bookmark the Coinmama company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/coinmama · Latest: coinmama2019.
Sources: BreachHistory catalog (2 rows for Coinmama), company and regulator disclosures cited in individual breach records.