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Microsoft releases Windows 10 KB5087544 extended security update

Microsoft has released the Windows 10 KB5087544 extended security update to fix the May 2026 Patch Tuesday vulnerabilities and resolve an issue with the new Remote Desktop warnings. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-releases-windows-10-kb5087544-extended-security-update/
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Signal adds security warnings for social engineering, phishing attacks

Signal has introduced new in-app confirmations and warning messages as additional safeguards against phishing and social engineering attempts that could lead to various forms of fraud. [...]

https://www.bleepingcomputer.com/news/security/signal-adds-security-warnings-for-social-engineering-phishing-attacks/
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Webinar: Fixing the gaps in network incident response

IT teams often struggle to quickly coordinate responses across disparate systems during network incidents. This upcoming webinar explores how automation and AI-assisted workflows can reduce response times and help prevent outages. [...]

https://www.bleepingcomputer.com/news/security/webinar-fixing-the-gaps-in-network-incident-response/
UK fines water supplier $1.3M for exposing data of 664k customers

The Information Commissioner's Office has fined South Staffordshire Water Plc and parent company South Staffordshire Plc £963,900 ($1.3 million) over a cyberattack that exposed the personal data of 663,887 customers and employees. [...]

https://www.bleepingcomputer.com/news/security/uk-fines-water-supplier-13m-for-exposing-data-of-664k-customers/
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US govt seeks Instructure testimony on massive Canvas cyberattack

The U.S. House Committee on Homeland Security is calling on Instructure executives to testify about two cyberattacks by the ShinyHunters extortion group that targeted the company's Canvas platform, allowing threat actors to steal student data and disrupt schools during final exams. [...]

https://www.bleepingcomputer.com/news/security/us-govt-seeks-instructure-testimony-on-massive-canvas-cyberattack/
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73 Seconds to Breach, 24 Hours to Patch: The Case for Autonomous Validation

Attackers can compromise systems in minutes while patching and response still take hours or days. Picus Security breaks down why autonomous validation is becoming critical for modern defense strategies. [...]

https://www.bleepingcomputer.com/news/security/73-seconds-to-breach-24-hours-to-patch-the-case-for-autonomous-validation/
Microsoft fixes Windows Autopatch bug installing restricted drivers

Microsoft has fixed a Windows Autopatch bug that caused driver updates restricted by administrative policies to be deployed on some Autopatch-managed Windows devices in the European Union. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-fixes-windows-autopatch-bug-installing-restricted-drivers/
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Webinar tomorrow: Why security alone won't stop modern attacks

Tomorrow's webinar examines why prevention alone is no longer enough against modern cyberattacks. The session explores how organizations combine security, backups, and recovery planning to improve cyber resilience after attacks. [...]

https://www.bleepingcomputer.com/news/security/webinar-tomorrow-why-security-alone-wont-stop-modern-attacks/
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Windows BitLocker zero-day gives access to protected drives, PoC released

A cybersecurity researcher has published proof-of-concept (PoC) exploits for two unpatched Microsoft Windows vulnerabilities named YellowKey and GreenPlasma, which are a BitLocker bypass and a privilege-escalation flaw. [...]

https://www.bleepingcomputer.com/news/security/windows-bitlocker-zero-day-gives-access-to-protected-drives-poc-released/
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Iranian hackers targeted major South Korean electronics maker

The Iran-linked hacking group MuddyWater (a.k.a. Seedworm, Static Kitten) launched a broad cyber-espionage campaign targeting at least nine high-profile organizations across multiple sectors and countries. [...]

https://www.bleepingcomputer.com/news/security/iranian-hackers-targeted-major-south-korean-electronics-maker/
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New Fragnesia Linux flaw lets attackers gain root privileges

Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability (known as Fragnasia and tracked as CVE-2026-46300) that allows attackers to run malicious code as root. [...]

https://www.bleepingcomputer.com/news/security/new-fragnesia-linux-flaw-lets-attackers-gain-root-privileges/
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US charges suspected Dream Market admin arrested in Germany

The alleged main administrator of Dream Market Incognito Market, one of the largest dark web marketplaces before its shutdown, has been indicted in the United States on money laundering charges. [...]

https://www.bleepingcomputer.com/news/security/us-charges-suspected-dream-market-admin-arrested-in-germany/
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Dell confirms its SupportAssist software causes Windows BSOD crashes

Dell confirmed that its SupportAssist software is causing blue-screen crashes on some Windows systems following a wave of user reports about random reboots affecting Dell devices since Friday. [...]

https://www.bleepingcomputer.com/news/software/dell-confirms-its-supportassist-software-causes-windows-bsod-crashes/
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Cyber-Enabled Cargo Crime: How Cybercrime Tradecraft is Used to Steal Freight

Cargo theft now starts with phishing emails and stolen credentials, not hijackings, to reroute and steal freight from supply chains. NMFTA outlines how cyber-enabled cargo crime is changing transportation security. [...]

https://www.bleepingcomputer.com/news/security/cyber-enabled-cargo-crime-how-cybercrime-tradecraft-is-used-to-steal-freight/