Researchers at Virginia Tech are using quantum entanglement to help AI drone swarms and robots coordinate in "signal lost" ...

Abstract: Photonic compressive sensing (PCS), a paradigm for broadband sparse radio frequency (RF) signal acquisition, is recognized for its ability to significantly reduce sampling rate. However, ...

Sometimes, when an audio component dies, the root cause is something electrical. Sometimes, the issue ends up being ...

The Pentagon’s latest report makes one thing clear: Signal protects conversations, but it was never designed to safeguard U.S. war plans — and using it that way carried real risk for American forces.

The defense secretary has insisted no classified information was shared. A monthslong investigation into Defense Secretary Pete Hegseth's use of the commercial messaging app Signal is complete and its ...

WASHINGTON – Defense Secretary Pete Hegseth on Tuesday was given a final copy of the completed Defense Department Inspector General report that examined his sharing sensitive military information on a ...

Why it matters: Hackers are bypassing encryption used in messenger apps by compromising the phones and convenience features like QR-based sign-ins. The latest campaign targets high-value targets. The ...