Gopax Security Review: Data Breach Details and Trustworthiness Assessment
In short
Gopax experienced a limited data exposure in October 2026 affecting nine accounts. The exchange remains a licensed South Korean VASP with ISMS and ISO certifications but lacks full personal data protection certification.
Gopax, operated by Streami Inc. and majority-owned by Binance, provides KRW trading pairs under a Korean VASP license. The October 2026 incident exposed nicknames and login histories of nine individuals with no confirmed asset losses. This Gopax security review examines the breach scope, certifications, and practical indicators of reliability.
Gopax Regulatory Status and Security Certifications
Streami holds a Virtual Asset Service Provider license from the Korea Financial Intelligence Unit. The firm maintains ISMS certification renewed through October 2027 and ISO/IEC 27001 accreditation. Unlike several peer Korean exchanges, Gopax has not obtained ISMS-P certification that covers personal information handling.
These credentials require documented security policies and periodic audits. The missing ISMS-P component leaves a gap in verified personal data controls. Regulators have announced sector-wide reviews and twice-yearly vulnerability checks for larger platforms starting in late 2026.
Scope and Timeline of the October 2026 Incident
Abnormal access began in early September 2026 and was detected in early October. The Financial Services Commission disclosed Streami among sixteen affected financial firms on October 14. Gopax published its notice and apology on October 16.

Only nicknames and login histories of seven customers and two current or former employees were viewable externally. No KRW or crypto withdrawals occurred. Affected users received direct notifications. Across all sixteen firms, roughly 100,000 records involving names, contacts, and resident registration numbers were identified, though no account or card numbers enabling immediate fraud appeared in the leaks.
| Certification | Gopax Status | Typical Peer Exchanges |
|---|---|---|
| ISMS | Valid through Oct 2027 | Held by major platforms |
| ISMS-P | Not obtained | Obtained by several competitors |
| ISO/IEC 27001 | Active | Common among licensed VASPs |
| VASP License | Active | Required for KRW trading |
Response Actions and Practical Trustworthiness Indicators
Gopax blocked unauthorized routes, applied account protections, notified the FSC and KISA, and engaged external investigators. The CEO committed to IT upgrades and enhanced monitoring. Past incidents such as GoFi exposure resulted in partial compensation, though the delayed public disclosure drew criticism for transparency.
Users evaluating the platform should verify two-factor authentication settings and monitor login alerts. No major asset thefts have been confirmed in recent reports. The exchange continues legal operations under Korean regulation while the broader probe into attack methods continues.
- Review personal account activity logs weekly for the next three months.
- Enable all available security notifications within the Gopax dashboard.
- Avoid clicking links in unsolicited messages referencing the incident.
- Compare current certification status on the official KISA registry before larger deposits.
Frequently asked questions
Is Gopax legit?
Gopax operates under a valid Korean VASP license and holds ISMS and ISO 27001 certifications. No asset losses were confirmed in the 2026 incident.
What data was exposed in the Gopax breach?
Nicknames and login histories of nine individuals were accessible. No withdrawal credentials or large-scale personal records left the platform.
Does Gopax hold full personal data protection certification?
The exchange maintains ISMS but lacks ISMS-P certification held by some competitors, creating a documented gap in verified privacy controls.
How should users respond after the Gopax incident?
Enable account alerts, review login history, and monitor for phishing attempts. The platform issued direct notifications to affected accounts.
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