Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.

Abstract: Recently, pressure-sensing mats have been widely used to capture static and dynamic pressure over sleep for posture recognition. Both a full-size mat with a low-density sensing array for ...

Abstract: Recommender systems are essential for enhancing user experiences on digital platforms, but they often struggle with suggesting items lacking interaction data, known as the cold-start problem ...