“Download Signal,” a career federal employee and longtime source for information told me last month. “We can talk on that. It’s not a good time right now. A lot of us are nervous.” I received similar ...

A semiconductor device generates unforgeable watermarks from chaotic electron behavior, embedding invisible markers in images ...

As we have said many times before, threat actors are always looking for ways to improve on their attack strategies. This nefarious behavior is clearly seen in the ways attackers are utilizing ...

Learn about the groundbreaking 4D printed hydrogel that mimics cephalopod skin, transforming with heat and mechanical stress.