Section

Security

Cybersecurity, privacy, and the fight to stay safe online.

48 stories

Cybersecurity analyst desk with a laptop showing a blocklist table of blurred domain names, sticky notes on the monitor bezel, office cubicle dividers, no readable text on screen.

KISA Blocks 41,000 Smishing Domains Mimicking Hana Bank Holiday Notices

KISA blocked more than 41,000 smishing domains that copied Hana Bank holiday notices, part of a post–Chuseok cleanup that also flagged voice-phishing relays tied to fake OTP pages.

Dongwook Han 한동욱 Oct 12, 2026

South Korean soldiers in camouflage monitor radar screens in a dim command center during a North Korean missile launch alert

Pyongyang-Area Morning Firing Sends Projectiles 900 Kilometers Toward East Sea

South Korea’s Joint Chiefs said the North launched multiple ballistic missiles around 9:20 a.m. from near Pyongyang, with flight distances exceeding 900 kilometers as allied surveillance tightened after DMZ blast tensions.

Dongwook Han 한동욱 Oct 12, 2026

Rows of bank data-center server racks with blue status LEDs, cold aisle perspective, no logos or readable text

Financial Security Institute Flagged AI-Agent WebLogic Scans Before Wave of Bank Intrusions

Briefing slides show the Financial Security Institute warned banks about AI-driven Oracle WebLogic scans in September, days before customer records leaked from multiple lenders.

Dongwook Han 한동욱 Oct 11, 2026

South Korean and U.S. flags fly outside the Ministry of National Defense compound in Seoul on an overcast afternoon as staff enter through a security gate.

Senior US Official Tells Yonhap Seoul Must Uphold Alliance Intelligence Standards

A senior U.S. administration official said Washington expects South Korea to meet long-standing intelligence and counterintelligence norms, as Seoul’s military chief confirmed some North Korea-related sharing remains restricted months after a minister’s public remarks on a uranium site.

Dongwook Han 한동욱 Oct 10, 2026

Corporate office desk with external security key fob beside a keyboard, bland grey cubicle wall, overhead fluorescent light, no logos or readable text

FSC Orders Brokerages to Reissue Corporate Access Tokens After Clipboard Malware Campaign

The Financial Services Commission ordered brokerages to reissue corporate access tokens after a clipboard malware campaign hijacked institutional trading sessions.

Dongwook Han 한동욱 Oct 9, 2026

Security operations desk with multiple server status monitors and a hardware token on a cluttered keyboard, blue LED glow, no faces, no logos or readable text

FSC Orders Brokerages to Reissue Corporate Access Tokens After Clipboard Malware Campaign

The Financial Services Commission ordered brokerages to reissue corporate access tokens after clipboard-stealing malware spoofed investor roadshow portals used by Korean sell-side teams.

Dongwook Han 한동욱 Oct 9, 2026