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8-Minute Access: AI Accelerates Breach of AWS Environment
Mark Anderson | Security | February 6, 2026

Euclid Security Newsletter

February 6, 2026 

8-Minute Access: AI Accelerates Breach of AWS Environment

The AI-assisted attack, which started with exposed credentials from public S3 buckets, rapidly achieved administrative privileges.

 

Security News

Attackers Use Windows Screensavers to Drop Malware, RMM Tools

By tapping the unusual .scr file type, attackers leverage "executables that don't always receive executable-level controls," one researcher noted.

Researchers Expose Network of 150 Cloned Law Firm Websites in AI-Powered Scam Campaign

Criminals are using AI to clone professional websites at an industrial scale. A new report shows how one AI-powered network grew to 150+ domains by hiding behind Cloudflare and rotating IP ranges.

Open the wrong "PDF" and attackers gain remote access to your PC

Cybercriminals behind a campaign dubbed DEAD#VAX are taking phishing one step further by delivering malware inside virtual hard disks that pretend to be ordinary PDF documents.

Substack reveals details of historic security breach that exposed user data

Publishing platform Substack has admitted that it suffered a data breach some months ago. In an email sent out to users, company CEO Chris Best explained that the phone numbers and email addresses of some account holders had been accessed by an intruder.

Flickr Security Incident Tied to Third-Party Email System

Photo-sharing community platform Flickr is notifying users of a data security incident that exposed their personal information.

Notepad++ says Chinese government hackers hijacked its software updates for months

The developer of the popular open source text editor Notepad++ has confirmed that hackers hijacked the software to deliver malicious updates to users over the course of several months in 2025.

 

Important Updates & Patches

Google Releases Security Updates for Chrome

This update includes 2 security fixes. Below, we highlight fixes that were contributed by external researchers.

 

Dan's Corner

Google Meet and Microsoft Teams are becoming interoperable

New interoperability between Google Meet and Microsoft Teams is helping to level things out, making cross platform communication much simpler.

 

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

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