Daehang Hospital website hack suspected of leaking member data
On August 14, 2026, an outsider gained unauthorized access to customer data on the Daehang Hospital website, and signs emerged that some member information had been leaked. The leaked items included names, user IDs, dates of birth, mobile phone numbers, email addresses, and online consultation requests and inquiries.
Key facts
- Affected organization
- Daehang Hospital
- Incident type
- Data breach
- Occurred / detected
- 2026-08-14
- Scale of damage
- Personal information of some members and their online consultation requests and inquiries
- Cause / method
- Unauthorized access to customer data on the hospital website by an outsider
- Location
- South Korea
If your data was exposed
Exposed dataNamePhone numberEmailDate of birthUsernameUsage & purchase history
- Change your password, and also change it on any other site where you use the same one. Turn on two-factor authentication if available.
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organization’s official website or app.
- If you’ve suffered harm, report it. Call 118 (no area code) for privacy violations, contact the police for financial losses, and apply for dispute mediation to seek compensation.Personal Information Infringement Report Center ↗Korean National Police Agency cybercrime report ↗Personal Information Dispute Mediation Committee ↗
Timeline
- An outsider gained unauthorized access to customer data on the Daehang Hospital website.
- Signs of a leak of some member information and online consultation requests and inquiries came to light.
2 related reports
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.