Abstract: The echo signals of Surface Acoustic Wave (SAW) sensors are characterized by weak energy and fast attenuation. Traditional demodulation algorithms struggle to achieve fast and accurate ...

A Pentagon inspector general report concluded that Secretary of War Pete Hegseth sent sensitive, nonpublic strike information over the encrypted app Signal using his personal phone, a violation of ...

Secretary of War Pete Hegseth "acted within his authority" by sharing sensitive details about Houthi strikes over Signal, Armed Services Chairman Roger Wicker said after viewing a report from the ...

Secretary of Defense Pete Hegseth risked compromising sensitive military information, which could have endangered American troops and mission objectives, when he used Signal in March of this year to ...

Signal is the uber secure messenger with the same features as WhatsApp but without Meta casting its long shadow over your phone. But Signal is so secure, it doesn’t even provide iPhone users with a ...

WASHINGTON – Defense Secretary Pete Hegseth divulged classified information in March from battlefield commanders about the U.S. attack on Houthi rebels in a chat on the commercial messaging app Signal ...

Abstract: In this paper, we propose a new method of fast demodulation that can greatly alleviate the spectral leakage effect. We discuss the signal's frequency expression and illustrate our approach ...

Signal has updated its Windows app to protect users' privacy by blocking Microsoft's AI-powered Recall feature from taking screenshots of their conversations. This new privacy feature, dubbed "screen ...