Microsoft

The Gentlemen ransomware: Dissecting a self-propagating Go encryptor

Microsoft Threat Intelligence presents a comprehensive analysis of The Gentlemen, a Go-based ransomware deployed by ...
SecurityWeek

Microsoft Rolls Out Mitigations for ‘YellowKey’ BitLocker Bypass

Microsoft has announced mitigations for CVE-2026-45585, a BitLocker bypass triggered via FsTx in Windows Recovery.

Zero-day exploit completely defeats default Windows 11 BitLocker protections

A zero-day exploit circulating online allows people with physical access to a Windows 11 system to bypass default BitLocker ...
The Hacker News

Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets

Malicious Sicoob.Sdk stole PFX certificates and client IDs via NuGet downloads, enabling API impersonation and payment abuse risks.
Microsoft

Exposing Fox Tempest: A malware-signing service operation

Fox Tempest is a financially motivated threat actor operating a malware‑signing‑as‑a‑service (MSaaS) used by other ...
IEEE

4D Memristive Hyperchaotic System for Secure Image Encryption Using Non-Associative Algebraic-Chaotic Sequences

Abstract: The potential of discrete memristors to improve chaotic systems for safe communication has been demonstrated by recent advancements. This paper presents a novel four-dimensional (4D) ...
IEEE

Enhancing Secure Medical Image Transmission Using Visually Meaningful Medical Image Encryption

Abstract: Medical images are transmitted to the remote location in a secure manner using medical image encryption. Conventional medical image encryption generates an unfamiliar image format that looks ...