APT28 hackers deploy customized variant of Covenant open-source tool

The Russian state-sponsored APT28 threat group is using a custom variant of the open-source Covenant post-exploitation framework for long-term espionage operations.
XDA Developers on MSN

I tore apart the most common Linux malware in a sandbox, and it uses layer after layer of tricks to survive

It uses some of the oldest tricks in the book.
IEEE

PQ-Hammer: End-to-End Key Recovery Attacks on Post-Quantum Cryptography Using Rowhammer

Abstract: As post-quantum cryptography (PQC) nears standardization and eventual deployment, it is increasingly important to understand the security of the implementations of selected schemes. In this ...
Android Authority

Apple is finally testing RCS encryption, but there’s a catch for Android users

Apple has started testing end-to-end encrypted RCS in the first iOS 26.4 developer beta. RCS encryption currently works only between iPhones, not between iPhone and Android. Apple says full RCS E2EE ...
9to5google

Apple starts testing end-to-end RCS encryption on iPhone, but without Android support

Apple’s latest iOS 26.4 beta is now available for iPhone owners, with an added perk for RCS messaging – end-to-end encryption. But, unfortunately, that doesn’t work with Android yet. Within the ...
MacRumors

Apple Begins Testing End-to-End Encryption for RCS Messages in iOS 26.4 Beta

Apple is testing secure messaging between Android and iOS devices with iOS 26.4, iPadOS 26.4, and macOS Tahoe 26.4. The updates introduce end-to-end encryption (E2EE) for RCS messages, a security ...
9to5Mac

iOS 26.4 beta adds support for testing end-to-end encrypted RCS messaging

Apple added RCS support to iPhone with iOS 18.1, enabling richer cross-platform messaging between iPhone and Android users. This included things like typing indicators, read receipts, and ...