Yonsei University

Cybersecurity Incident · Asia

Hong Kong-based online retailer Playasia took its store offline after weeks of sustained, sophisticated cyberattacks, and is conducting a full security audit and systems hardening.

Cybersecurity Incident · Asia

Hackers compromised the infrastructure of Onamae Desktop Cloud, a Japanese VPS provider, and installed malware on up to 26,739 customer servers (up to 27,000 servers affected).

Cybersecurity Incident · Asia

Cyberattack on cloud service provider Arcadia potentially exposed names and personal email addresses of about 125,000 Japanese police officers and staff, per the National Police Agency.

Cybersecurity Incident · Asia

Daiwa Securities Group is named among Japanese companies hit by a wave of data breaches, which GMO links to an AI tool that was used to hack Korean banks and was also used in Japan.

Cybersecurity Incident · Asia

Japanese brokerage IwaiCosmo suffered a cyberattack that resulted in unauthorized trades being executed.

Cybersecurity Incident · Asia

Korean coffee chain Hollys disclosed that 2.76 million customer records (dates of birth, phone numbers, addresses, emails) were stolen via hacking of its membership program between Sept. 3 and Oct. 7, 2026. The company is still investigating the scope; the breach follows recent customer-data leaks at local financial firms.