🌍 International · Cyberattacks worldwide

🇰🇷 Cyberattacks and data breaches — South Korea

The cyberattacks and data breaches hitting businesses in South Korea.

98ransomware victims
49recorded breaches
342,726,020records exposed

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Recent ransomware victims

12 Jun 2026 Black X

Daechang Solution

Business Services · Business Services

10 Jun 2026 qilin

Bitek System

Technology · Technology

2 Jun 2026 qilin

JNP ENG

Manufacturing · Manufacturing

1 Jun 2026 Black X

Wonjin Plastic Surgery

Healthcare · Healthcare

29 May 2026 titan

Apex Maritime Co., Inc.

Transportation/Logistics · Transportation/Logistics

28 May 2026 nova

Daegu University AI Department

Education · Education

16 May 2026 nova

URG OEM

Manufacturing · Manufacturing

10 May 2026 coinbasecartel

Alpinion

Healthcare · Healthcare

7 Apr 2026 AuditTeam

joycity

Technology · Technology

7 Apr 2026 gunra

KUKJE PHARM CO.,LTD

Healthcare · Healthcare

26 Mar 2026 crypto24

ActionPower

22 Mar 2026 incransom

Kiswire

Manufacturing · Manufacturing

8 Mar 2026 qilin

Serviceplan Group (Korea branch)

Business Services · Business Services

5 Mar 2026 killsec

MyFair

5 Mar 2026 everest

Hyundai Elevator

Manufacturing · Manufacturing

4 Mar 2026 qilin

Cheongdam OracleClinic

Healthcare · Healthcare

2 Mar 2026 AiLock

AJ Networks

Construction · Construction

27 Feb 2026 coinbasecartel

SK-Telecom - Data reuploaded

Telecommunication · Telecommunication

Most affected sectors

Manufacturing 22
Technology 17
Financial Services 13
Healthcare 7
Business Services 6
Telecommunication 4
Education 4
Transportation/Logistics 3
Construction 3
Energy 3
Public Sector 2
Consumer Services 2

Notable data breaches

NameSectorrecords exposed
United States Air Force · 2019 1,000,000 Source
Gyeonggi-do Fire and Disaster Headquarters · 2019 Source
Samsung · 2019 Source
E-Land · 2019 Source
Zcall · 2018 26,000,000 Source
Homeplus · 2017 49,000 Source
Hanatour · 2017 1,000,000 Source
Ministry of National Defense · 2017 Source
Ericsson-LG · 2016 Source
Interpark Corp · 2016 10,300,000 Source
Central Bank of South Korea · 2016 Source
G · 2015 43,000,000 Source