Microsoft

ACR Stealer: Two observed intrusion chains amid increased threat activity

From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer ...

Now, even Russia’s most elite hackers are using Clickfix to infect devices

One of the Russian government’s most elite hacking groups has adopted an attack, known as Clickfix, to compromise devices ...
The Straits Times

Singaporean brothers use unsolvable maths equations to build modern, unbreakable encryption

SINGAPORE – Lim Meng Liang, 38, spends most of his time solving the impossible. As a specialist in Diophantine equations – notoriously complex mathematical problems famous for having no solutions – ...
IEEE

DeepKey-TPE: Using Deep Learning to Generate Key for Image Security With Continued Usability Through Thumbnail-Preserving Encryption

Abstract: Recently, digital images are the most important information carrier of data obtained from consumer devices, thus playing a vital role in various potential applications. Despite benefits of ...
IEEE

A Novel Multi-Image Encryption Scheme Using Generalized Rectangular Transform and Advanced 5-D Hyperchaotic Map

Abstract: This paper presents GRTPHM (Generalized Rectangular Transform and Penta-Hyperchaotic Map), a novel multi-image encryption scheme that enhances security, efficiency, and versatility. The ...