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Amazon says a DNS error caused the AWS outage. What does that mean?
Mark Anderson | Security | October 31, 2025

Euclid Security Newsletter

October 24, 2025 

Amazon says a DNS error caused the AWS outage. What does that mean?

A huge Amazon Web Services (AWS) outage broke dozens of popular apps and websites including Alexa, Ring, Reddit, Snapchat and Wordle on Monday, but it's now finally been fixed.

 

Security News

AI-powered malware surges as cybercriminals exploit automation and geopolitical tensions

Trellix has published its latest CyberThreat Report: October 2025, highlighting a clear rise in the use of AI-powered tools and malware by cybercriminals.

Microsoft blocks risky file previews in Windows File Explorer

Along with fixing many code-based vulnerabilities, the October 2025 Windows updates also change how File Explorer handles files downloaded from the internet.

3,000 YouTube Videos Exposed as Malware Traps in Massive Ghost Network Operation

A malicious network of YouTube accounts has been observed publishing and promoting videos that lead to malware downloads, essentially abusing the popularity and trust associated with the video hosting platform for propagating malicious payloads.

US Crypto Bust Offers Hope in Battle Against Cybercrime Syndicates

A $14 billion seizure by US investigators presents a warning for cybercriminals' reliance on bitcoin but is still a positive development for the cryptocurrency industry.

HP pulls update that broke Microsoft Entra ID auth on some AI PCs

HP has pulled an HP OneAgent software update for Windows 11 that mistakenly deleted Microsoft certificates required for some organizations to log in to Microsoft Entra ID, disconnecting them from their company's cloud environments.

Thousands of online stores at risk as SessionReaper attacks spread

A security researcher uncovered a new vulnerability in Magento, an open-source e-commerce platform used by thousands of online retailers, and its commercial counterpart Adobe Commerce.

Thousands of customers imperiled after nation-state ransacks F5's network

Thousands of networks-many of them operated by the US government and Fortune 500 companies-face an "imminent threat" of being breached by a nation-state hacking group following the breach of a major maker of software, the federal government warned Wednesday.

 

Important Updates & Patches

Oracle Critical Patch Update for October 2025 Security Updates

Oracle released its third quarterly edition of this year's Critical Patch Update. The update received patches for 374 security vulnerabilities. Some of the vulnerabilities addressed in this update impact more than one product.

 

Dan's Corner

Meet the new Clippy: Microsoft unveils Copilot's "Mico" avatar

Microsoft introduced Mico, a new and more personal avatar for the AI-powered Copilot digital assistant, which the company describes as human-centered.

 

An archive of Euclid Security Newsletters can be found on the support website.

Euclid Technology Solutions, LLC
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Auburn, AL 36832

P: 301-657-8089
E: support@euclidtechnology.com

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