Wire · regulatory
South Korea, US warn of Gunra ransomware targeting healthcare, finance and critical infrastructure
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Fusion42 · 23 August 2026 · Fusion42 review
South Korean and US authorities jointly warned about the evolving Gunra ransomware-as-a-service targeting healthcare, finance, manufacturing, and critical infrastructure, highlighting new attack techniques including double extortion and network exploitation. They urged organisations to strengthen cyber defences by patching systems, restricting network access, and adopting multi-factor authentication.
This Wire brief sits within Fusion42's coverage of Security: Cybersecurity.
◆ ◆ The Wire takeaway
Your security measures just faced a jolt from evolving ransomware tactics including data theft and public leak threats. You must tighten network access controls and prioritise multi-factor authentication this week to avoid becoming a high-profile victim.
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1 source · 11 Aug 2026
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