Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

Materials Physics, MAP, ICT, Royal Institute of Technology, Electrum 229, SE-164 40 Stockholm, Sweden, Department of Physics, Uppsala University, Box 530, SE-75121 ...

Abstract: Bitcoin cryptocurrency is reportedly one widely used digital currency in criminal activities (e.g. used for online purchases of illicit drugs and paying of ransom in ransomware cases).

A late-December cyberattack that nearly caused a major blackout in Poland has been attributed to Electrum, a Russian state-linked hacking group associated with Sandworm and past power grid attacks in ...

The coordinated attack on Poland's power grid in late December targeted multiple distributed energy resource (DER) sites across the country, including combined heat and power (CHP) facilities and wind ...

The "coordinated" cyber attack targeting multiple sites across the Polish power grid has been attributed with medium confidence to a Russian state-sponsored hacking crew known as ELECTRUM. Operational ...