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The Information Highway

The Information Highway

UnitedHealth confirms Optum hack behind US healthcare billing outage

healthcare-cyber

Healthcare giant UnitedHealth Group confirmed that its subsidiary Optum was forced to shut down IT systems and various services after a cyberattack by "nation-state" hackers on the Change Healthcare platform.

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Microsoft has started testing Wi-Fi 7 support in Windows 11

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Microsoft has started testing support for Wi-Fi 7 in Windows 11, which offers multi-gigabit speeds and improved throughput, latency, and reliability compared to previous Wi-Fi generations.

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Microsoft now force installing Windows 11 23H2 on eligible PCs

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Microsoft has started force installing Windows 11 23H2 on eligible devices that have reached or are close to their end-of-servicing date.

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New ScreenConnect RCE flaw exploited in ransomware attacks

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The samples seen by Sophos in this week's attacks were a buhtiRansom LockBit variant dropped on 30 different customer networks and a second payload created using the leaked Lockbit builder (and dropped by a different threat actor).


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Massive AT&T outage impacts US mobile subscribers

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Tens of thousands of U.S. customers from Verizon, T-Mobile, and AT&T are complaining Thursday morning about the lack of wireless service or interruptions to service.


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Top Breaches Cost ($) of 2024

HEALTHCARE
FINANCIAL
INDUSTRIAL
TECHNOLOGY
ENERGY
Source: IBM Cost of a Data Breach Report 2024