**Side-channel attacks** are attacks based on information collected...

### Multipath Signals When wireless signals propagate away from th...

Alipay is an incredibly popular payment platform. In 2015 it proces...

#### Internet Control Message Protocol (ICMP) ICMP is an internet ...

The main idea of **Principal Component Analysis** is that you have ...

**MIMO (multiple input, multiple output)** is a technique in wirele...

**OFDM (Ortogonal frequency-division multiplexing)** is a method in...

The Intel 5300 NIC costs about 5 USD and the directional antenas us...

This seems like a particularly interesting insight. Alipay is certa...

At first it might seem that this distance requirement would make it...