Tech Times on MSN

OpenAI Codex encrypts agent instructions, stripping developers of audit access

OpenAI Codex multi-agent encryption now hides subagent instructions from local logs: Codex CLI 0.144.4 mandates encrypted ...
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 ...
Smithsonian Magazine

Elizebeth Smith Friedman Was the U.S. Government’s First Woman Codebreaker. She Cracked Nazi Secrets, Saved 8,000 Lives and Pioneered Modern Cryptography

For decades, Elizebeth Smith Friedman worked in near-total secrecy, cracking codes that shaped the outcome of two world wars.
techtimes

First AI-Agent Ransomware Destroyed Data Even Payment Could Not Recover

a laptop screen with a webpage of the IT Army of Ukraine group of volunteer hackers. The IT Army of Ukraine first set up in the wake of Russia's devastating attack, and has since hugely grown in ...
Windows Report

Microsoft Speeds Up Quantum-Safe Security Roadmap for 2029

Microsoft accelerates quantum-safe security plans as the company warns that organizations may need to replace today’s encryption sooner than expected. The company says current quantum computers still ...
techtimes

Fileless Ransomware Backdoor Mistic Erases Itself: Symantec Warns File Scans Will Miss It

A previously undocumented Windows backdoor is silently running inside corporate networks across the insurance, education, IT, and professional services sectors — and your endpoint security software is ...
IEEE

Secure Medical Imaging: A DICOM to JPEG 2000 Conversion Algorithm with Integrated Encryption

Abstract: This study aims to develop a secure and effective framework for converting DICOM (Digital Imaging and Communications in Medicine) to JPEG 2000 to protect the integrity of medical images. The ...