# Coinone Warns of Identity Theft After Support Breach

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3 outlets covering · First listed: The Defiant, Nov 15, 2026, 9:52 AM · Read it: <https://thedefiant.io/news/hacks/coinone-warns-of-identity-theft-after-support-breach>

Passwords, bank details and national ID numbers shared with support may be exposed. Coinone says it has found no evidence of direct intrusion into its account, trading or wallet systems.

## Who's covering it

In the order they published:

- Nov 15, 2026, 2:07 AM: [Coinone warns of phishing, identity theft after customer data breach](<https://cointelegraph.com/news/coinone-data-breach-phishing-identity-theft-customer-information>) — Cointelegraph (Specialist)
  The South Korean crypto exchange said potentially exposed information includes passwords, bank account numbers, national identification numbers and crypto wallet addresses.
- Nov 15, 2026, 2:17 AM: [Coinone warns of phishing, identity theft after data breach](<https://cryptobriefing.com/coinone-data-breach-phishing-warning/>) — Crypto Briefing (Specialist)
  The breach highlights the vulnerability of outsourced support services, emphasizing the need for robust security measures to protect sensitive data.
- Nov 15, 2026, 9:52 AM: [Coinone Warns of Identity Theft After Support Breach](<https://thedefiant.io/news/hacks/coinone-warns-of-identity-theft-after-support-breach>) — The Defiant (Specialist)
  Passwords, bank details and national ID numbers shared with support may be exposed. Coinone says it has found no evidence of direct intrusion into its account, trading or wallet systems.
