Unattributed: Security incident

The breach exposed 25,964 buyer records, some kept past Keystone’s 180-day deletion policy after an automated tool failed without the firm noticing.

Evidence boundary

Confidence describes the coverage of the available evidence. It is not a safety rating and does not guarantee that a protocol or asset is safe.

Sources

• https://www.coindesk.com/business/2026/10/27/crypto-wallet-maker-keystone-to-destroy-almost-19-000-devices-after-security-breach

Record history

First seen: 2026-10-27T11:13:54.000Z. Last updated: 2026-10-27T14:53:06.282Z. Revision: 1.