Security

Security

Your privacy and rights online. Cybersecurity trends, hacking news, and policies to safeguard digital assets in a data-driven world.

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Windows update flaw allows hackers to downgrade systems to vulnerable versions

Microsoft hasn't spotted an attack in the wild yet, but it will take time to develop a mitigation
What just happened? Another day, another security flaw discovered in Microsoft Windows. The latest arrives courtesy of research presented at the Black Hat security conference, which revealed a design flaw in the Windows Update architecture that allows critical OS components to be downgraded by manipulating the update process.
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Google Chrome is finally transitioning to Manifest V3, introducing new rules for ad blockers

Critics say the new platform is focused on benefitting advertisers
The big picture: Google claims that the new version of its Chrome extension platform will mean a safer and more efficient browser experience for users. While there are some features in Manifest V3 that will facilitate this, critics claim that the new controls are more helpful to advertisers. This has raised questions about Google's motivations, given that a significant portion of its revenue comes from advertising.
hdmi cable eavesdropping

AI can see what's on your screen by reading HDMI electromagnetic radiation

Researchers say the technique is already being used in the wild
Shiver me timbers: Security researchers have demonstrated that it's possible to spy on what's visible on your screen by intercepting electromagnetic radiation from video cables with great accuracy, thanks to artificial intelligence. The team from Uruguay's University of the Republic says their AI-powered cable-tapping method is good enough that these attacks are likely already happening.
secure boot uefi vulnerability with video

Secure Boot rendered useless, over 200 PC models from different makers are affected

WTF?! If you thought your laptop, desktop, or server was protected by Secure Boot, think again. A new vulnerability dubbed "PKfail" has left Secure Boot wide open on hundreds of PC and devices across several major tech brands. Researchers at cybersecurity firm Binarly just dropped a bombshell report showing how a leaked cryptographic key has essentially nuked the security guarantees of Secure Boot for over 200 product models.
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How to fix the July 2024 Windows update's reboot loop

Users using BitLocker encryption should keep their recovery keys handy
Facepalm: Windows users who have encrypted their PCs with BitLocker might have trouble rebooting after installing a July OS update. Microsoft instructs those impacted to refer to the standard BitLocker recovery procedure. The issue is one of many that have hit the operating system in recent weeks, including the CrowdStrike disaster that caused BSODs across the globe.
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