Cyber Security Intelligence

Real-time aggregation of the most critical cybersecurity news, vulnerabilities, and threat warnings.

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Microsoft Teams, Outlook fail to launch on ARM-based Windows PCs
Defensive Security & Blue Team
S
BleepingComputer
• 1 month ago

Microsoft Teams, Outlook fail to launch on ARM-based Windows PCs

Microsoft is working to fix a known issue that causes crashes and launch failures for Microsoft Teams and New Outlook users after installing updates released since the August 2026 Patch Tuesday. These issues affect only...

Sevii Targets AI-Speed Attacks With Preemptive Autonomous Defense
Defensive Security & Blue Team
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SecurityWeek
• 1 month ago

Sevii Targets AI-Speed Attacks With Preemptive Autonomous Defense

Fighting fire with fire is a known response. Fighting AI attacks with AI defense is a growing practice. But instant remediation is new and welcome. Sevii has extended its Autonomous Defense & Remediation (ADR) platform...

The Collective Cyber Defense letter wrote your next vendor questionnaire
Defensive Security & Blue Team
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CyberScoop
• 1 month ago

The Collective Cyber Defense letter wrote your next vendor questionnaire

Last week, more than 100 companies and organizations published an open letter calling for a rapid acceleration of cyber defense capabilities to combat the capabilities of AI. The list reads like a procurement catalog....

Judge Says Pentagon’s Measures Against Anthropic Were ‘Illegal and Baseless’
Defensive Security & Blue Team
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SecurityWeek
• 1 month ago

Judge Says Pentagon’s Measures Against Anthropic Were ‘Illegal and Baseless’

A federal judge has ruled in favor of artificial intelligence company Anthropic in its legal battle against the Pentagon after the government labeled the company as a supply chain risk earlier this year. U.S. District...

Perturbation Probing: A New Diagnostic for the Fragility of LLM Safety
Defensive Security & Blue Team
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Unit 42
• 1 month ago

Perturbation Probing: A New Diagnostic for the Fragility of LLM Safety

Introducing a New Angle on LLM Safety Our previous research on logit-gap steering demonstrated that the safety guardrails of an aligned LLM can be bypassed by closing a measurable gap in the model's output scores. That...

You Need Cyber Deception for OT
Defensive Security & Blue Team
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Dark Reading
• 1 month ago

You Need Cyber Deception for OT

OPINION There are three statements that sum up the frustrating reality for defenders responding to a cyberattack on operational technology (OT) systems: The attack data is not there. There is no trail to follow. There...

Tech, Cybersecurity Giants Unite Behind OpenAI-Led Cyber Defense Pledge
Defensive Security & Blue Team
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SecurityWeek
• 1 month ago

Tech, Cybersecurity Giants Unite Behind OpenAI-Led Cyber Defense Pledge

Nearly 130 organizations spanning cybersecurity, cloud computing, finance and other industries have signed an open letter calling for a coordinated, global surge in cyber defense as AI makes attacks more widespread and...

Windows 11 KB5120998 update released with 35 changes and fixes
Defensive Security & Blue Team
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BleepingComputer
• 1 month ago

Windows 11 KB5120998 update released with 35 changes and fixes

Microsoft released the KB5120998 preview cumulative update for Windows 11 versions 25H2 and 24H2, which comes with 35 changes, including improvements to the Start menu, taskbar, and Windows search. KB5120998 is a...

100-plus companies call for ‘global surge’ in AI-powered cyber defense
Defensive Security & Blue Team
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CyberScoop
• 1 month ago

100-plus companies call for ‘global surge’ in AI-powered cyber defense

More than 100 companies and organizations, including OpenAI, Anthropic, Google, Microsoft and Amazon Web Services, have signed an open letter calling for a global effort to improve cybersecurity defenses as artificial...

Iran-linked hackers expand infrastructure across Europe and Middle East, report says
Defensive Security & Blue Team
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The Record
• 1 month ago

Iran-linked hackers expand infrastructure across Europe and Middle East, report says

Image: Wesley Tingey via Unsplash Iran-linked hackers expand infrastructure across Europe and Middle East, report says Researchers have uncovered new infrastructure linked to an Iranian-linked threat actor that suggests...

From Fake Workers to Account Recovery: The Growing Identity Verification Risk
Defensive Security & Blue Team
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BleepingComputer
• 1 month ago

From Fake Workers to Account Recovery: The Growing Identity Verification Risk

Security teams have spent years hardening authentication, with controls like multi-factor authentication (MFA) and conditional access now commonplace. While stronger authentication can make traditional credential theft...

Bipartisan Senate bill aims to prepare energy sector for Q-Day
Defensive Security & Blue Team
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CyberScoop
• 1 month ago

Bipartisan Senate bill aims to prepare energy sector for Q-Day

A new bipartisan Senate bill would require federal regulators to prepare the U.S. electric grid for cybersecurity threats from quantum computers and create a technical sandbox to study how the technology could impact...