New HollowGraph malware uses Microsoft Graph for stealthy C2 comms

A malicious component dubbed HollowGraph uses the calendar feature in compromised Microsoft 365 mailboxes as a ...
Infosecurity Magazine

New HollowGraph Malware Hijacks Microsoft 365 Calendars for Covert C2 Communications

Researchers have linked HollowGraph malware to the Cavern framework after discovering its use of Microsoft 365 calendars and ...
Hackaday

Could Reticulum Power A Post-Internet Network?

These days, it is easy to think you always have access to the Internet. But some wonder if — in spite of its ARPANET, nuclear ...
Communications of the ACM

Illuminating Secrets: Power LED-Based Side-Channel Attacks for Key Extraction and Eavesdropping

Print Join the Discussion View in the ACM Digital Library Advances in sensor quality coupled with the widespread adoption of ...
Tech Times

Post-Quantum Cryptography Comes to Windows TLS: Three ML-KEM Groups Now Configurable

Post-quantum cryptography comes to Windows TLS with Microsoft’s July 14 Patch Tuesday update, which ships three ML-KEM hybrid ...

DNA origami turns secret messages into nano–Morse code that acts as multiplayer molecular encryption

Mathematics has always been at the core of securing information. From online banking to government communications, modern ...
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.
SpaceNews

York satellite demonstrates two-way UHF communications from low Earth orbit

An Army soldier uses a portable UHF satellite antenna and a multichannel radio during a military exercise at Caserma Del Din and Caserma Ederle, Italy. Credit: U.S. Army WASHINGTON — York Space ...
Bleeping Computer

Google to use UK and EU user IP addresses for ad personalization

Google has begun notifying advertisers that it will start using IP addresses for ad measurement and personalization across the European Economic Area (EEA), the UK and Switzerland on or shortly after ...
The Conversation

People are using AI to communicate without disclosing it. Is this morally wrong?

Imagine you have used a generative artificial intelligence (AI) tool such as ChatGPT to tidy up notes you took while in a meeting. Your colleague comments on how clear they are. You don’t disclose it ...
Lifehacker

Use One of These Apps to Encrypt Your Calls, Because Your Phone Won’t

Emily Long is a freelance writer based in Salt Lake City. After graduating from Duke University, she spent several years reporting on the federal workforce for Government Executive, a publication of ...
ZDNet

How to easily encrypt your files on an Android phone - for free

Roku TV vs Fire Stick Galaxy Buds 3 Pro vs Apple AirPods Pro 3 M5 MacBook Pro vs M4 MacBook Air Linux Mint vs Zorin OS 4 quick steps to make your Android phone run like new again How much RAM does ...